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Finding the Fourth Proportional to 95,570.80, 131,891.11 and 52,553.57

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Solution

The fourth proportional to 95,570.80, 131,891.11 and 52,553.57 is: 72,525.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,570.80 : 131,891.11 = 52,553.57 : x
  2. Step 2: Convert to fraction form
    95,570.80/131,891.11 = 52,553.57/x
  3. Step 3: Cross multiply
    95,570.80x = 131,891.11 × 52,553.57
  4. Step 4: Simplify right side
    95,570.80x = 6,931,347,890.92
  5. Step 5: Solve for x
    x = 6,931,347,890.92/95,570.80
  6. Step 6: Final answer
    x = 72,525.79

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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.