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Finding the Fourth Proportional to 87,523.92, 130,974.84 and 64,092.24

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Solution

The fourth proportional to 87,523.92, 130,974.84 and 64,092.24 is: 95,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,523.92 : 130,974.84 = 64,092.24 : x
  2. Step 2: Convert to fraction form
    87,523.92/130,974.84 = 64,092.24/x
  3. Step 3: Cross multiply
    87,523.92x = 130,974.84 × 64,092.24
  4. Step 4: Simplify right side
    87,523.92x = 8,394,470,879.24
  5. Step 5: Solve for x
    x = 8,394,470,879.24/87,523.92
  6. Step 6: Final answer
    x = 95,910.59

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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.