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Finding the Fourth Proportional to 23,987.92, 33,092.04 and 15,601.36

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Solution

The fourth proportional to 23,987.92, 33,092.04 and 15,601.36 is: 21,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,987.92 : 33,092.04 = 15,601.36 : x
  2. Step 2: Convert to fraction form
    23,987.92/33,092.04 = 15,601.36/x
  3. Step 3: Cross multiply
    23,987.92x = 33,092.04 × 15,601.36
  4. Step 4: Simplify right side
    23,987.92x = 516,280,829.17
  5. Step 5: Solve for x
    x = 516,280,829.17/23,987.92
  6. Step 6: Final answer
    x = 21,522.53

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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.