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Finding the Fourth Proportional to 234,060.98, 323,004.11 and 126,631.08

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Solution

The fourth proportional to 234,060.98, 323,004.11 and 126,631.08 is: 174,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,060.98 : 323,004.11 = 126,631.08 : x
  2. Step 2: Convert to fraction form
    234,060.98/323,004.11 = 126,631.08/x
  3. Step 3: Cross multiply
    234,060.98x = 323,004.11 × 126,631.08
  4. Step 4: Simplify right side
    234,060.98x = 40,902,358,660.58
  5. Step 5: Solve for x
    x = 40,902,358,660.58/234,060.98
  6. Step 6: Final answer
    x = 174,750.87

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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.