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Finding the Fourth Proportional to 135,255.80, 202,902.90 and 41,751.80

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Solution

The fourth proportional to 135,255.80, 202,902.90 and 41,751.80 is: 62,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,255.80 : 202,902.90 = 41,751.80 : x
  2. Step 2: Convert to fraction form
    135,255.80/202,902.90 = 41,751.80/x
  3. Step 3: Cross multiply
    135,255.80x = 202,902.90 × 41,751.80
  4. Step 4: Simplify right side
    135,255.80x = 8,471,561,300.22
  5. Step 5: Solve for x
    x = 8,471,561,300.22/135,255.80
  6. Step 6: Final answer
    x = 62,633.63

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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.