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Finding the Fourth Proportional to 14,572.92, 20,104.26 and 9,264.90

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Solution

The fourth proportional to 14,572.92, 20,104.26 and 9,264.90 is: 12,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.92 : 20,104.26 = 9,264.90 : x
  2. Step 2: Convert to fraction form
    14,572.92/20,104.26 = 9,264.90/x
  3. Step 3: Cross multiply
    14,572.92x = 20,104.26 × 9,264.90
  4. Step 4: Simplify right side
    14,572.92x = 186,263,958.47
  5. Step 5: Solve for x
    x = 186,263,958.47/14,572.92
  6. Step 6: Final answer
    x = 12,781.51

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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.