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Finding the Fourth Proportional to 168,482.16, 232,500.92 and 92,003.31

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Solution

The fourth proportional to 168,482.16, 232,500.92 and 92,003.31 is: 126,962.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,482.16 : 232,500.92 = 92,003.31 : x
  2. Step 2: Convert to fraction form
    168,482.16/232,500.92 = 92,003.31/x
  3. Step 3: Cross multiply
    168,482.16x = 232,500.92 × 92,003.31
  4. Step 4: Simplify right side
    168,482.16x = 21,390,853,758.03
  5. Step 5: Solve for x
    x = 21,390,853,758.03/168,482.16
  6. Step 6: Final answer
    x = 126,962.13

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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.