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Finding the Fourth Proportional to 95,698.70, 132,064.29 and 55,414.62

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Solution

The fourth proportional to 95,698.70, 132,064.29 and 55,414.62 is: 76,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,698.70 : 132,064.29 = 55,414.62 : x
  2. Step 2: Convert to fraction form
    95,698.70/132,064.29 = 55,414.62/x
  3. Step 3: Cross multiply
    95,698.70x = 132,064.29 × 55,414.62
  4. Step 4: Simplify right side
    95,698.70x = 7,318,292,445.92
  5. Step 5: Solve for x
    x = 7,318,292,445.92/95,698.70
  6. Step 6: Final answer
    x = 76,472.22

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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.