Exercise 4.6 Compute the Level of Sales Required to Attain a Target Profit [LO6] Fox Harbour Limited produces and sells a single product; its selling price is $228 and its variable cost is $171 per unit. The company's monthly fixed expense is $250,750. Required: 1. Solve for the unit sales that are required to earn a target profit before taxes of $20,000 2. Solve for the dollar sales that are required to earn a target profit before taxes of $60,000. 3. Calculate the number of units that need to be sold to earn an after-tax income of $134,700, assuming a tax rate of 25%