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Finding the Fourth Proportional to 10,900.52, 15,042.78 and 5,932.52

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Solution

The fourth proportional to 10,900.52, 15,042.78 and 5,932.52 is: 8,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.52 : 15,042.78 = 5,932.52 : x
  2. Step 2: Convert to fraction form
    10,900.52/15,042.78 = 5,932.52/x
  3. Step 3: Cross multiply
    10,900.52x = 15,042.78 × 5,932.52
  4. Step 4: Simplify right side
    10,900.52x = 89,241,593.21
  5. Step 5: Solve for x
    x = 89,241,593.21/10,900.52
  6. Step 6: Final answer
    x = 8,186.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.