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Finding the Fourth Proportional to 62,704.96, 94,123.96 and 55,538.64

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Solution

The fourth proportional to 62,704.96, 94,123.96 and 55,538.64 is: 83,366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,704.96 : 94,123.96 = 55,538.64 : x
  2. Step 2: Convert to fraction form
    62,704.96/94,123.96 = 55,538.64/x
  3. Step 3: Cross multiply
    62,704.96x = 94,123.96 × 55,538.64
  4. Step 4: Simplify right side
    62,704.96x = 5,227,516,590.97
  5. Step 5: Solve for x
    x = 5,227,516,590.97/62,704.96
  6. Step 6: Final answer
    x = 83,366.87

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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.