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Finding the Fourth Proportional to 167,396.60, 231,047.16 and 95,817.98

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Solution

The fourth proportional to 167,396.60, 231,047.16 and 95,817.98 is: 132,251.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,396.60 : 231,047.16 = 95,817.98 : x
  2. Step 2: Convert to fraction form
    167,396.60/231,047.16 = 95,817.98/x
  3. Step 3: Cross multiply
    167,396.60x = 231,047.16 × 95,817.98
  4. Step 4: Simplify right side
    167,396.60x = 22,138,472,155.94
  5. Step 5: Solve for x
    x = 22,138,472,155.94/167,396.60
  6. Step 6: Final answer
    x = 132,251.62

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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.