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Finding the Fourth Proportional to 135,231.30, 202,866.15 and 41,727.30

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Solution

The fourth proportional to 135,231.30, 202,866.15 and 41,727.30 is: 62,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,231.30 : 202,866.15 = 41,727.30 : x
  2. Step 2: Convert to fraction form
    135,231.30/202,866.15 = 41,727.30/x
  3. Step 3: Cross multiply
    135,231.30x = 202,866.15 × 41,727.30
  4. Step 4: Simplify right side
    135,231.30x = 8,465,056,700.90
  5. Step 5: Solve for x
    x = 8,465,056,700.90/135,231.30
  6. Step 6: Final answer
    x = 62,596.87

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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.