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Finding the Fourth Proportional to 16,265.88, 22,446.94 and 8,813.88

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Solution

The fourth proportional to 16,265.88, 22,446.94 and 8,813.88 is: 12,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,265.88 : 22,446.94 = 8,813.88 : x
  2. Step 2: Convert to fraction form
    16,265.88/22,446.94 = 8,813.88/x
  3. Step 3: Cross multiply
    16,265.88x = 22,446.94 × 8,813.88
  4. Step 4: Simplify right side
    16,265.88x = 197,844,635.53
  5. Step 5: Solve for x
    x = 197,844,635.53/16,265.88
  6. Step 6: Final answer
    x = 12,163.17

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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.