Home / 168,624.90-232,691.13-93,171.78

Finding the Fourth Proportional to 168,624.90, 232,691.13 and 93,171.78

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Solution

The fourth proportional to 168,624.90, 232,691.13 and 93,171.78 is: 128,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,624.90 : 232,691.13 = 93,171.78 : x
  2. Step 2: Convert to fraction form
    168,624.90/232,691.13 = 93,171.78/x
  3. Step 3: Cross multiply
    168,624.90x = 232,691.13 × 93,171.78
  4. Step 4: Simplify right side
    168,624.90x = 21,680,246,772.31
  5. Step 5: Solve for x
    x = 21,680,246,772.31/168,624.90
  6. Step 6: Final answer
    x = 128,570.85

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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.