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Finding the Fourth Proportional to 55,583.52, 83,458.31 and 54,753.14

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Solution

The fourth proportional to 55,583.52, 83,458.31 and 54,753.14 is: 82,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,583.52 : 83,458.31 = 54,753.14 : x
  2. Step 2: Convert to fraction form
    55,583.52/83,458.31 = 54,753.14/x
  3. Step 3: Cross multiply
    55,583.52x = 83,458.31 × 54,753.14
  4. Step 4: Simplify right side
    55,583.52x = 4,569,604,616.73
  5. Step 5: Solve for x
    x = 4,569,604,616.73/55,583.52
  6. Step 6: Final answer
    x = 82,211.51

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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.