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Finding the Fourth Proportional to 234,736.60, 352,104.90 and 68,524.60

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Solution

The fourth proportional to 234,736.60, 352,104.90 and 68,524.60 is: 102,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,736.60 : 352,104.90 = 68,524.60 : x
  2. Step 2: Convert to fraction form
    234,736.60/352,104.90 = 68,524.60/x
  3. Step 3: Cross multiply
    234,736.60x = 352,104.90 × 68,524.60
  4. Step 4: Simplify right side
    234,736.60x = 24,127,847,430.54
  5. Step 5: Solve for x
    x = 24,127,847,430.54/234,736.60
  6. Step 6: Final answer
    x = 102,786.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.