Home / 38,958.30-53,767.41-25,540.86

Finding the Fourth Proportional to 38,958.30, 53,767.41 and 25,540.86

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Solution

The fourth proportional to 38,958.30, 53,767.41 and 25,540.86 is: 35,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,958.30 : 53,767.41 = 25,540.86 : x
  2. Step 2: Convert to fraction form
    38,958.30/53,767.41 = 25,540.86/x
  3. Step 3: Cross multiply
    38,958.30x = 53,767.41 × 25,540.86
  4. Step 4: Simplify right side
    38,958.30x = 1,373,265,891.37
  5. Step 5: Solve for x
    x = 1,373,265,891.37/38,958.30
  6. Step 6: Final answer
    x = 35,249.64

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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.