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Finding the Fourth Proportional to 88,380.47, 132,591.47 and 29,216.14

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Solution

The fourth proportional to 88,380.47, 132,591.47 and 29,216.14 is: 43,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.47 : 132,591.47 = 29,216.14 : x
  2. Step 2: Convert to fraction form
    88,380.47/132,591.47 = 29,216.14/x
  3. Step 3: Cross multiply
    88,380.47x = 132,591.47 × 29,216.14
  4. Step 4: Simplify right side
    88,380.47x = 3,873,810,472.77
  5. Step 5: Solve for x
    x = 3,873,810,472.77/88,380.47
  6. Step 6: Final answer
    x = 43,831.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.