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Finding the Fourth Proportional to 177,691.32, 266,372.96 and 88,867.53

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Solution

The fourth proportional to 177,691.32, 266,372.96 and 88,867.53 is: 133,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,691.32 : 266,372.96 = 88,867.53 : x
  2. Step 2: Convert to fraction form
    177,691.32/266,372.96 = 88,867.53/x
  3. Step 3: Cross multiply
    177,691.32x = 266,372.96 × 88,867.53
  4. Step 4: Simplify right side
    177,691.32x = 23,671,906,569.65
  5. Step 5: Solve for x
    x = 23,671,906,569.65/177,691.32
  6. Step 6: Final answer
    x = 133,219.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.