Home / 38,965.05-53,757.37-25,543.70

Finding the Fourth Proportional to 38,965.05, 53,757.37 and 25,543.70

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Solution

The fourth proportional to 38,965.05, 53,757.37 and 25,543.70 is: 35,240.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,965.05 : 53,757.37 = 25,543.70 : x
  2. Step 2: Convert to fraction form
    38,965.05/53,757.37 = 25,543.70/x
  3. Step 3: Cross multiply
    38,965.05x = 53,757.37 × 25,543.70
  4. Step 4: Simplify right side
    38,965.05x = 1,373,162,399.19
  5. Step 5: Solve for x
    x = 1,373,162,399.19/38,965.05
  6. Step 6: Final answer
    x = 35,240.87

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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.