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Finding the Fourth Proportional to 234,365.60, 323,424.60 and 126,936.08

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Solution

The fourth proportional to 234,365.60, 323,424.60 and 126,936.08 is: 175,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,365.60 : 323,424.60 = 126,936.08 : x
  2. Step 2: Convert to fraction form
    234,365.60/323,424.60 = 126,936.08/x
  3. Step 3: Cross multiply
    234,365.60x = 323,424.60 × 126,936.08
  4. Step 4: Simplify right side
    234,365.60x = 41,054,250,899.57
  5. Step 5: Solve for x
    x = 41,054,250,899.57/234,365.60
  6. Step 6: Final answer
    x = 175,171.83

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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.