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Finding the Fourth Proportional to 10,913.52, 15,060.68 and 5,945.52

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Solution

The fourth proportional to 10,913.52, 15,060.68 and 5,945.52 is: 8,204.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.52 : 15,060.68 = 5,945.52 : x
  2. Step 2: Convert to fraction form
    10,913.52/15,060.68 = 5,945.52/x
  3. Step 3: Cross multiply
    10,913.52x = 15,060.68 × 5,945.52
  4. Step 4: Simplify right side
    10,913.52x = 89,543,574.15
  5. Step 5: Solve for x
    x = 89,543,574.15/10,913.52
  6. Step 6: Final answer
    x = 8,204.83

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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.