Home / 169,721.92-234,217.56-106,097.20

Finding the Fourth Proportional to 169,721.92, 234,217.56 and 106,097.20

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Solution

The fourth proportional to 169,721.92, 234,217.56 and 106,097.20 is: 146,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,721.92 : 234,217.56 = 106,097.20 : x
  2. Step 2: Convert to fraction form
    169,721.92/234,217.56 = 106,097.20/x
  3. Step 3: Cross multiply
    169,721.92x = 234,217.56 × 106,097.20
  4. Step 4: Simplify right side
    169,721.92x = 24,849,827,306.83
  5. Step 5: Solve for x
    x = 24,849,827,306.83/169,721.92
  6. Step 6: Final answer
    x = 146,414.96

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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.