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Finding the Fourth Proportional to 168,003.64, 231,844.92 and 92,552.14

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Solution

The fourth proportional to 168,003.64, 231,844.92 and 92,552.14 is: 127,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,003.64 : 231,844.92 = 92,552.14 : x
  2. Step 2: Convert to fraction form
    168,003.64/231,844.92 = 92,552.14/x
  3. Step 3: Cross multiply
    168,003.64x = 231,844.92 × 92,552.14
  4. Step 4: Simplify right side
    168,003.64x = 21,457,744,305.12
  5. Step 5: Solve for x
    x = 21,457,744,305.12/168,003.64
  6. Step 6: Final answer
    x = 127,721.90

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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.