Home / 172,129.66-237,534.19-95,646.78

Finding the Fourth Proportional to 172,129.66, 237,534.19 and 95,646.78

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Solution

The fourth proportional to 172,129.66, 237,534.19 and 95,646.78 is: 131,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,129.66 : 237,534.19 = 95,646.78 : x
  2. Step 2: Convert to fraction form
    172,129.66/237,534.19 = 95,646.78/x
  3. Step 3: Cross multiply
    172,129.66x = 237,534.19 × 95,646.78
  4. Step 4: Simplify right side
    172,129.66x = 22,719,380,413.41
  5. Step 5: Solve for x
    x = 22,719,380,413.41/172,129.66
  6. Step 6: Final answer
    x = 131,989.92

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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.