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Finding the Fourth Proportional to 16,663.46, 23,012.79 and 14,414.54

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Solution

The fourth proportional to 16,663.46, 23,012.79 and 14,414.54 is: 19,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.46 : 23,012.79 = 14,414.54 : x
  2. Step 2: Convert to fraction form
    16,663.46/23,012.79 = 14,414.54/x
  3. Step 3: Cross multiply
    16,663.46x = 23,012.79 × 14,414.54
  4. Step 4: Simplify right side
    16,663.46x = 331,718,781.97
  5. Step 5: Solve for x
    x = 331,718,781.97/16,663.46
  6. Step 6: Final answer
    x = 19,906.96

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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.