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Finding the Fourth Proportional to 234,102.62, 323,060.56 and 126,674.54

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Solution

The fourth proportional to 234,102.62, 323,060.56 and 126,674.54 is: 174,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,102.62 : 323,060.56 = 126,674.54 : x
  2. Step 2: Convert to fraction form
    234,102.62/323,060.56 = 126,674.54/x
  3. Step 3: Cross multiply
    234,102.62x = 323,060.56 × 126,674.54
  4. Step 4: Simplify right side
    234,102.62x = 40,923,547,830.14
  5. Step 5: Solve for x
    x = 40,923,547,830.14/234,102.62
  6. Step 6: Final answer
    x = 174,810.29

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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.