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Finding the Fourth Proportional to 95,101.92, 131,239.04 and 52,659.54

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Solution

The fourth proportional to 95,101.92, 131,239.04 and 52,659.54 is: 72,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.92 : 131,239.04 = 52,659.54 : x
  2. Step 2: Convert to fraction form
    95,101.92/131,239.04 = 52,659.54/x
  3. Step 3: Cross multiply
    95,101.92x = 131,239.04 × 52,659.54
  4. Step 4: Simplify right side
    95,101.92x = 6,910,987,476.44
  5. Step 5: Solve for x
    x = 6,910,987,476.44/95,101.92
  6. Step 6: Final answer
    x = 72,669.27

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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.