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Finding the Fourth Proportional to 16,112.73, 22,231.02 and 10,447.72

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Solution

The fourth proportional to 16,112.73, 22,231.02 and 10,447.72 is: 14,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.73 : 22,231.02 = 10,447.72 : x
  2. Step 2: Convert to fraction form
    16,112.73/22,231.02 = 10,447.72/x
  3. Step 3: Cross multiply
    16,112.73x = 22,231.02 × 10,447.72
  4. Step 4: Simplify right side
    16,112.73x = 232,263,455.88
  5. Step 5: Solve for x
    x = 232,263,455.88/16,112.73
  6. Step 6: Final answer
    x = 14,414.90

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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.