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Finding the Fourth Proportional to 234,231.48, 323,239.55 and 126,801.52

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Solution

The fourth proportional to 234,231.48, 323,239.55 and 126,801.52 is: 174,986.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,231.48 : 323,239.55 = 126,801.52 : x
  2. Step 2: Convert to fraction form
    234,231.48/323,239.55 = 126,801.52/x
  3. Step 3: Cross multiply
    234,231.48x = 323,239.55 × 126,801.52
  4. Step 4: Simplify right side
    234,231.48x = 40,987,265,773.02
  5. Step 5: Solve for x
    x = 40,987,265,773.02/234,231.48
  6. Step 6: Final answer
    x = 174,986.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.