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Finding the Fourth Proportional to 17,874.81, 24,667.34 and 9,917.17

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Solution

The fourth proportional to 17,874.81, 24,667.34 and 9,917.17 is: 13,685.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874.81 : 24,667.34 = 9,917.17 : x
  2. Step 2: Convert to fraction form
    17,874.81/24,667.34 = 9,917.17/x
  3. Step 3: Cross multiply
    17,874.81x = 24,667.34 × 9,917.17
  4. Step 4: Simplify right side
    17,874.81x = 244,630,092.97
  5. Step 5: Solve for x
    x = 244,630,092.97/17,874.81
  6. Step 6: Final answer
    x = 13,685.75

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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.