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Finding the Fourth Proportional to 36,959.92, 55,439.92 and 9,257.92

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Solution

The fourth proportional to 36,959.92, 55,439.92 and 9,257.92 is: 13,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.92 : 55,439.92 = 9,257.92 : x
  2. Step 2: Convert to fraction form
    36,959.92/55,439.92 = 9,257.92/x
  3. Step 3: Cross multiply
    36,959.92x = 55,439.92 × 9,257.92
  4. Step 4: Simplify right side
    36,959.92x = 513,258,344.17
  5. Step 5: Solve for x
    x = 513,258,344.17/36,959.92
  6. Step 6: Final answer
    x = 13,886.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.