Home / 38,120.05-57,180.21-26,993.08

Finding the Fourth Proportional to 38,120.05, 57,180.21 and 26,993.08

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Solution

The fourth proportional to 38,120.05, 57,180.21 and 26,993.08 is: 40,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,120.05 : 57,180.21 = 26,993.08 : x
  2. Step 2: Convert to fraction form
    38,120.05/57,180.21 = 26,993.08/x
  3. Step 3: Cross multiply
    38,120.05x = 57,180.21 × 26,993.08
  4. Step 4: Simplify right side
    38,120.05x = 1,543,469,562.08
  5. Step 5: Solve for x
    x = 1,543,469,562.08/38,120.05
  6. Step 6: Final answer
    x = 40,489.71

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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.