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Finding the Fourth Proportional to 167,710.87, 231,441 and 96,132.41

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Solution

The fourth proportional to 167,710.87, 231,441 and 96,132.41 is: 132,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,710.87 : 231,441 = 96,132.41 : x
  2. Step 2: Convert to fraction form
    167,710.87/231,441 = 96,132.41/x
  3. Step 3: Cross multiply
    167,710.87x = 231,441 × 96,132.41
  4. Step 4: Simplify right side
    167,710.87x = 22,248,981,102.81
  5. Step 5: Solve for x
    x = 22,248,981,102.81/167,710.87
  6. Step 6: Final answer
    x = 132,662.73

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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.