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Finding the Fourth Proportional to 150,294.60, 225,456.67 and 43,679.48

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Solution

The fourth proportional to 150,294.60, 225,456.67 and 43,679.48 is: 65,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,294.60 : 225,456.67 = 43,679.48 : x
  2. Step 2: Convert to fraction form
    150,294.60/225,456.67 = 43,679.48/x
  3. Step 3: Cross multiply
    150,294.60x = 225,456.67 × 43,679.48
  4. Step 4: Simplify right side
    150,294.60x = 9,847,830,108.13
  5. Step 5: Solve for x
    x = 9,847,830,108.13/150,294.60
  6. Step 6: Final answer
    x = 65,523.51

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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.