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Finding the Fourth Proportional to 16,654.70, 22,984.18 and 9,581.12

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Solution

The fourth proportional to 16,654.70, 22,984.18 and 9,581.12 is: 13,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654.70 : 22,984.18 = 9,581.12 : x
  2. Step 2: Convert to fraction form
    16,654.70/22,984.18 = 9,581.12/x
  3. Step 3: Cross multiply
    16,654.70x = 22,984.18 × 9,581.12
  4. Step 4: Simplify right side
    16,654.70x = 220,214,186.68
  5. Step 5: Solve for x
    x = 220,214,186.68/16,654.70
  6. Step 6: Final answer
    x = 13,222.34

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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.