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Finding the Fourth Proportional to 59,942.88, 89,863.29 and 36,585.72

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Solution

The fourth proportional to 59,942.88, 89,863.29 and 36,585.72 is: 54,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,942.88 : 89,863.29 = 36,585.72 : x
  2. Step 2: Convert to fraction form
    59,942.88/89,863.29 = 36,585.72/x
  3. Step 3: Cross multiply
    59,942.88x = 89,863.29 × 36,585.72
  4. Step 4: Simplify right side
    59,942.88x = 3,287,713,166.22
  5. Step 5: Solve for x
    x = 3,287,713,166.22/59,942.88
  6. Step 6: Final answer
    x = 54,847.43

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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.