Home / 41,149.45-61,618.74-28,481.66

Finding the Fourth Proportional to 41,149.45, 61,618.74 and 28,481.66

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Solution

The fourth proportional to 41,149.45, 61,618.74 and 28,481.66 is: 42,649.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,149.45 : 61,618.74 = 28,481.66 : x
  2. Step 2: Convert to fraction form
    41,149.45/61,618.74 = 28,481.66/x
  3. Step 3: Cross multiply
    41,149.45x = 61,618.74 × 28,481.66
  4. Step 4: Simplify right side
    41,149.45x = 1,755,003,694.21
  5. Step 5: Solve for x
    x = 1,755,003,694.21/41,149.45
  6. Step 6: Final answer
    x = 42,649.51

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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.