Sorin Inc., a company that produces and sells a single product, has provided its contribution format income statement for January.

Sales (4,200 units)

$

155,400

Variable expenses

100,800

Contribution margin

54,600

Fixed expenses

42,400

Net operating income

$

12,200

If the Sorin company sells 4,600 units, what is its contribution margin? Show the answer using the contribution margin ratio and check it showing a revised contribution format income statement.