Home / 41,589.05-57,458.03-39,540.76

Finding the Fourth Proportional to 41,589.05, 57,458.03 and 39,540.76

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Solution

The fourth proportional to 41,589.05, 57,458.03 and 39,540.76 is: 54,628.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,589.05 : 57,458.03 = 39,540.76 : x
  2. Step 2: Convert to fraction form
    41,589.05/57,458.03 = 39,540.76/x
  3. Step 3: Cross multiply
    41,589.05x = 57,458.03 × 39,540.76
  4. Step 4: Simplify right side
    41,589.05x = 2,271,933,832.95
  5. Step 5: Solve for x
    x = 2,271,933,832.95/41,589.05
  6. Step 6: Final answer
    x = 54,628.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.