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Finding the Fourth Proportional to 234,129.60, 323,101.24 and 126,702.14

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Solution

The fourth proportional to 234,129.60, 323,101.24 and 126,702.14 is: 174,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,129.60 : 323,101.24 = 126,702.14 : x
  2. Step 2: Convert to fraction form
    234,129.60/323,101.24 = 126,702.14/x
  3. Step 3: Cross multiply
    234,129.60x = 323,101.24 × 126,702.14
  4. Step 4: Simplify right side
    234,129.60x = 40,937,616,612.39
  5. Step 5: Solve for x
    x = 40,937,616,612.39/234,129.60
  6. Step 6: Final answer
    x = 174,850.24

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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.