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Finding the Fourth Proportional to 157,607.52, 217,468.60 and 93,951.24

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Solution

The fourth proportional to 157,607.52, 217,468.60 and 93,951.24 is: 129,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,607.52 : 217,468.60 = 93,951.24 : x
  2. Step 2: Convert to fraction form
    157,607.52/217,468.60 = 93,951.24/x
  3. Step 3: Cross multiply
    157,607.52x = 217,468.60 × 93,951.24
  4. Step 4: Simplify right side
    157,607.52x = 20,431,444,631.06
  5. Step 5: Solve for x
    x = 20,431,444,631.06/157,607.52
  6. Step 6: Final answer
    x = 129,634.96

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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.