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Finding the Fourth Proportional to 88,366.60, 132,387.90 and 41,516.20

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Solution

The fourth proportional to 88,366.60, 132,387.90 and 41,516.20 is: 62,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,366.60 : 132,387.90 = 41,516.20 : x
  2. Step 2: Convert to fraction form
    88,366.60/132,387.90 = 41,516.20/x
  3. Step 3: Cross multiply
    88,366.60x = 132,387.90 × 41,516.20
  4. Step 4: Simplify right side
    88,366.60x = 5,496,242,533.98
  5. Step 5: Solve for x
    x = 5,496,242,533.98/88,366.60
  6. Step 6: Final answer
    x = 62,198.19

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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.