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Finding the Fourth Proportional to 117,553.62, 162,224.60 and 63,839.08

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Solution

The fourth proportional to 117,553.62, 162,224.60 and 63,839.08 is: 88,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,553.62 : 162,224.60 = 63,839.08 : x
  2. Step 2: Convert to fraction form
    117,553.62/162,224.60 = 63,839.08/x
  3. Step 3: Cross multiply
    117,553.62x = 162,224.60 × 63,839.08
  4. Step 4: Simplify right side
    117,553.62x = 10,356,269,217.37
  5. Step 5: Solve for x
    x = 10,356,269,217.37/117,553.62
  6. Step 6: Final answer
    x = 88,098.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.