by doing 172,122+0/9.4, you would get double the correct answer. why do you further divide the answer by two?

First Rate Fitness Company has three products: weights, yoga mats and water bottles. Their estimated sales volume per product is as follows: First Rate Fitness has a weighted average contribution margin per unit for all three products of $9.4. Fixed Costs are $172,122 What is the breakeven point in units for Yoga Mats? (don't round any intermediate calculations. Round your answer to the nearest whole dollar) (Hint: if you are lost on this one, look at Example #9 in the example packet)