Sorin Inc., a company that produces and sells a single product, has provided its contribution format income statement for January. Sales (4,2000 unites) 155,400 Variable expenses 100,800 Contribution margin 54,600 Fixed expenses 42,400 Net operating income 12,200 If the company sells 4,6000 units, its total contribution margin should be closes to: 54,600 0000 59,800 69,400 13,362