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Finding the Fourth Proportional to 59,788.45, 89,687.84 and 15,414.83

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Solution

The fourth proportional to 59,788.45, 89,687.84 and 15,414.83 is: 23,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,788.45 : 89,687.84 = 15,414.83 : x
  2. Step 2: Convert to fraction form
    59,788.45/89,687.84 = 15,414.83/x
  3. Step 3: Cross multiply
    59,788.45x = 89,687.84 × 15,414.83
  4. Step 4: Simplify right side
    59,788.45x = 1,382,522,617.48
  5. Step 5: Solve for x
    x = 1,382,522,617.48/59,788.45
  6. Step 6: Final answer
    x = 23,123.57

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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.