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Finding the Fourth Proportional to 167,398.60, 231,049.92 and 95,819.98

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Solution

The fourth proportional to 167,398.60, 231,049.92 and 95,819.98 is: 132,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,398.60 : 231,049.92 = 95,819.98 : x
  2. Step 2: Convert to fraction form
    167,398.60/231,049.92 = 95,819.98/x
  3. Step 3: Cross multiply
    167,398.60x = 231,049.92 × 95,819.98
  4. Step 4: Simplify right side
    167,398.60x = 22,139,198,713.40
  5. Step 5: Solve for x
    x = 22,139,198,713.40/167,398.60
  6. Step 6: Final answer
    x = 132,254.38

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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.