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Finding the Fourth Proportional to 10,897.92, 15,046.28 and 7,551

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Solution

The fourth proportional to 10,897.92, 15,046.28 and 7,551 is: 10,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.92 : 15,046.28 = 7,551 : x
  2. Step 2: Convert to fraction form
    10,897.92/15,046.28 = 7,551/x
  3. Step 3: Cross multiply
    10,897.92x = 15,046.28 × 7,551
  4. Step 4: Simplify right side
    10,897.92x = 113,614,422.53
  5. Step 5: Solve for x
    x = 113,614,422.53/10,897.92
  6. Step 6: Final answer
    x = 10,425.33

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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.