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Finding the Fourth Proportional to 16,463.52, 22,720.16 and 9,011.52

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Solution

The fourth proportional to 16,463.52, 22,720.16 and 9,011.52 is: 12,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,463.52 : 22,720.16 = 9,011.52 : x
  2. Step 2: Convert to fraction form
    16,463.52/22,720.16 = 9,011.52/x
  3. Step 3: Cross multiply
    16,463.52x = 22,720.16 × 9,011.52
  4. Step 4: Simplify right side
    16,463.52x = 204,743,176.24
  5. Step 5: Solve for x
    x = 204,743,176.24/16,463.52
  6. Step 6: Final answer
    x = 12,436.17

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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.