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Finding the Fourth Proportional to 169,499.84, 233,920.96 and 97,882.88

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Solution

The fourth proportional to 169,499.84, 233,920.96 and 97,882.88 is: 135,084.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,499.84 : 233,920.96 = 97,882.88 : x
  2. Step 2: Convert to fraction form
    169,499.84/233,920.96 = 97,882.88/x
  3. Step 3: Cross multiply
    169,499.84x = 233,920.96 × 97,882.88
  4. Step 4: Simplify right side
    169,499.84x = 22,896,857,257.16
  5. Step 5: Solve for x
    x = 22,896,857,257.16/169,499.84
  6. Step 6: Final answer
    x = 135,084.83

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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.