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Finding the Fourth Proportional to 234,250.58, 323,261.93 and 126,819.74

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Solution

The fourth proportional to 234,250.58, 323,261.93 and 126,819.74 is: 175,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,250.58 : 323,261.93 = 126,819.74 : x
  2. Step 2: Convert to fraction form
    234,250.58/323,261.93 = 126,819.74/x
  3. Step 3: Cross multiply
    234,250.58x = 323,261.93 × 126,819.74
  4. Step 4: Simplify right side
    234,250.58x = 40,995,991,664.09
  5. Step 5: Solve for x
    x = 40,995,991,664.09/234,250.58
  6. Step 6: Final answer
    x = 175,009.14

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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.