In the current year, Becker Sofa Company expected to sell 12,000 leather sofas. Fixed costs for the year were expected to be $8,400,000; unit sales price was budgeted at $4,600; and unit variable costs were expected to be $2.200. Becker Sofa Company's margin of safety ratio (MOS %) is (rounded to two decimal places) 70.83%. 73.35%. 79.27% 71.29% 77.98%.