Home / 124,925.64-172,397.61-68,337.02

Finding the Fourth Proportional to 124,925.64, 172,397.61 and 68,337.02

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Solution

The fourth proportional to 124,925.64, 172,397.61 and 68,337.02 is: 94,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,925.64 : 172,397.61 = 68,337.02 : x
  2. Step 2: Convert to fraction form
    124,925.64/172,397.61 = 68,337.02/x
  3. Step 3: Cross multiply
    124,925.64x = 172,397.61 × 68,337.02
  4. Step 4: Simplify right side
    124,925.64x = 11,781,138,060.53
  5. Step 5: Solve for x
    x = 11,781,138,060.53/124,925.64
  6. Step 6: Final answer
    x = 94,305.20

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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.