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Finding the Fourth Proportional to 168,690.52, 232,793.14 and 97,069.10

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Solution

The fourth proportional to 168,690.52, 232,793.14 and 97,069.10 is: 133,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,690.52 : 232,793.14 = 97,069.10 : x
  2. Step 2: Convert to fraction form
    168,690.52/232,793.14 = 97,069.10/x
  3. Step 3: Cross multiply
    168,690.52x = 232,793.14 × 97,069.10
  4. Step 4: Simplify right side
    168,690.52x = 22,597,020,585.97
  5. Step 5: Solve for x
    x = 22,597,020,585.97/168,690.52
  6. Step 6: Final answer
    x = 133,955.49

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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.