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Finding the Fourth Proportional to 168,221.80, 252,327.03 and 41,861.80

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Solution

The fourth proportional to 168,221.80, 252,327.03 and 41,861.80 is: 62,791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,221.80 : 252,327.03 = 41,861.80 : x
  2. Step 2: Convert to fraction form
    168,221.80/252,327.03 = 41,861.80/x
  3. Step 3: Cross multiply
    168,221.80x = 252,327.03 × 41,861.80
  4. Step 4: Simplify right side
    168,221.80x = 10,562,863,664.45
  5. Step 5: Solve for x
    x = 10,562,863,664.45/168,221.80
  6. Step 6: Final answer
    x = 62,791.29

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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.