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Finding the Fourth Proportional to 234,104.62, 323,063.32 and 126,676.54

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Solution

The fourth proportional to 234,104.62, 323,063.32 and 126,676.54 is: 174,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,104.62 : 323,063.32 = 126,676.54 : x
  2. Step 2: Convert to fraction form
    234,104.62/323,063.32 = 126,676.54/x
  3. Step 3: Cross multiply
    234,104.62x = 323,063.32 × 126,676.54
  4. Step 4: Simplify right side
    234,104.62x = 40,924,543,578.51
  5. Step 5: Solve for x
    x = 40,924,543,578.51/234,104.62
  6. Step 6: Final answer
    x = 174,813.05

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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.