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Finding the Fourth Proportional to 25,545.06, 38,294.91 and 9,959.04

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Solution

The fourth proportional to 25,545.06, 38,294.91 and 9,959.04 is: 14,929.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.06 : 38,294.91 = 9,959.04 : x
  2. Step 2: Convert to fraction form
    25,545.06/38,294.91 = 9,959.04/x
  3. Step 3: Cross multiply
    25,545.06x = 38,294.91 × 9,959.04
  4. Step 4: Simplify right side
    25,545.06x = 381,380,540.49
  5. Step 5: Solve for x
    x = 381,380,540.49/25,545.06
  6. Step 6: Final answer
    x = 14,929.72

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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.