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Daily Challenge — September 29, 2026

tax accounting · tax formula

Lawrence Westbrook is a single orthopedic surgeon based in Scottsdale, Arizona, who earns a substantial salary from his hospital employment and additionally operates a private medical consulting practice that generated $134,300 in net business income during 2024. He holds a taxable brokerage account with dividend-paying equities and received $21,500 in long-term capital gains from selling appreciated stock. Lawrence's itemized deductions include $18,400 in mortgage interest on his primary residence, $12,600 in state and local taxes (capped), $6,200 in charitable contributions, and $4,600 in unreimbursed professional expenses deductible under other provisions.

Correct Answers

A G I

$586,600.00

gross Income

$593,700.00

tax Liability

$157,499.75

taxable Income

$544,800.00

refund Or Due Amount

$98,219.75

refund Or Due Direction

Balance Due

Step-by-Step Solution

TAX FORMULA — Lawrence Westbrook (SINGLE)

GROSS INCOME
  Wages:                  $426,500.00
  Interest Income:        $7,650.00
  Ordinary Dividends:     $3,750.00
  Business Income:        $134,300.00
  Capital Gain:           $21,500.00
  = Gross Income:         $593,700.00

  − Above-Line Deductions: $7,100.00
  = AGI:                  $586,600.00

DEDUCTIONS
  Standard Deduction (single): $14,600.00
  Itemized Deductions:    $41,800.00
  Deduction Used:         $41,800.00 (itemized)
  = Taxable Income:       $544,800.00

TAX CALCULATION
  Ordinary Taxable Income: $521,100.00
  Ordinary Tax:            $152,759.75
  LTCG + Qualified Div:   $23,700.00
  LTCG Tax:               $4,740.00
  − Credits:              $0.00
  = Tax Liability:        $157,499.75

  − Taxes Withheld:       $59,280.00
  = Tax Due:             $98,219.75