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Finding the Fourth Proportional to 25,572.68, 38,359.02 and 8,044.28

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Solution

The fourth proportional to 25,572.68, 38,359.02 and 8,044.28 is: 12,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,572.68 : 38,359.02 = 8,044.28 : x
  2. Step 2: Convert to fraction form
    25,572.68/38,359.02 = 8,044.28/x
  3. Step 3: Cross multiply
    25,572.68x = 38,359.02 × 8,044.28
  4. Step 4: Simplify right side
    25,572.68x = 308,570,697.41
  5. Step 5: Solve for x
    x = 308,570,697.41/25,572.68
  6. Step 6: Final answer
    x = 12,066.42

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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.