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Finding the Fourth Proportional to 88,591.90, 132,887.84 and 36,005.48

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Solution

The fourth proportional to 88,591.90, 132,887.84 and 36,005.48 is: 54,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591.90 : 132,887.84 = 36,005.48 : x
  2. Step 2: Convert to fraction form
    88,591.90/132,887.84 = 36,005.48/x
  3. Step 3: Cross multiply
    88,591.90x = 132,887.84 × 36,005.48
  4. Step 4: Simplify right side
    88,591.90x = 4,784,690,465.36
  5. Step 5: Solve for x
    x = 4,784,690,465.36/88,591.90
  6. Step 6: Final answer
    x = 54,008.22

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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.