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Finding the Fourth Proportional to 95,299.52, 131,529.08 and 52,871.72

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Solution

The fourth proportional to 95,299.52, 131,529.08 and 52,871.72 is: 72,971.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,299.52 : 131,529.08 = 52,871.72 : x
  2. Step 2: Convert to fraction form
    95,299.52/131,529.08 = 52,871.72/x
  3. Step 3: Cross multiply
    95,299.52x = 131,529.08 × 52,871.72
  4. Step 4: Simplify right side
    95,299.52x = 6,954,168,689.62
  5. Step 5: Solve for x
    x = 6,954,168,689.62/95,299.52
  6. Step 6: Final answer
    x = 72,971.71

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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.