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Finding the Fourth Proportional to 8,592.54, 12,889.62 and 2,747.76

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Solution

The fourth proportional to 8,592.54, 12,889.62 and 2,747.76 is: 4,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.54 : 12,889.62 = 2,747.76 : x
  2. Step 2: Convert to fraction form
    8,592.54/12,889.62 = 2,747.76/x
  3. Step 3: Cross multiply
    8,592.54x = 12,889.62 × 2,747.76
  4. Step 4: Simplify right side
    8,592.54x = 35,417,582.25
  5. Step 5: Solve for x
    x = 35,417,582.25/8,592.54
  6. Step 6: Final answer
    x = 4,121.90

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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.