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Finding the Fourth Proportional to 11,302.39, 16,951.65 and 2,982.49

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Solution

The fourth proportional to 11,302.39, 16,951.65 and 2,982.49 is: 4,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.39 : 16,951.65 = 2,982.49 : x
  2. Step 2: Convert to fraction form
    11,302.39/16,951.65 = 2,982.49/x
  3. Step 3: Cross multiply
    11,302.39x = 16,951.65 × 2,982.49
  4. Step 4: Simplify right side
    11,302.39x = 50,558,126.61
  5. Step 5: Solve for x
    x = 50,558,126.61/11,302.39
  6. Step 6: Final answer
    x = 4,473.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.