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Finding the Fourth Proportional to 150,613.60, 225,855.60 and 75,704.80

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Solution

The fourth proportional to 150,613.60, 225,855.60 and 75,704.80 is: 113,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,613.60 : 225,855.60 = 75,704.80 : x
  2. Step 2: Convert to fraction form
    150,613.60/225,855.60 = 75,704.80/x
  3. Step 3: Cross multiply
    150,613.60x = 225,855.60 × 75,704.80
  4. Step 4: Simplify right side
    150,613.60x = 17,098,353,026.88
  5. Step 5: Solve for x
    x = 17,098,353,026.88/150,613.60
  6. Step 6: Final answer
    x = 113,524.63

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1.5x scale

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.