Home / 124,413.06-171,689.88-67,824.42

Finding the Fourth Proportional to 124,413.06, 171,689.88 and 67,824.42

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Solution

The fourth proportional to 124,413.06, 171,689.88 and 67,824.42 is: 93,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,413.06 : 171,689.88 = 67,824.42 : x
  2. Step 2: Convert to fraction form
    124,413.06/171,689.88 = 67,824.42/x
  3. Step 3: Cross multiply
    124,413.06x = 171,689.88 × 67,824.42
  4. Step 4: Simplify right side
    124,413.06x = 11,644,766,530.87
  5. Step 5: Solve for x
    x = 11,644,766,530.87/124,413.06
  6. Step 6: Final answer
    x = 93,597.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.