Home / 87,512.58-131,291.82-27,538.56

Finding the Fourth Proportional to 87,512.58, 131,291.82 and 27,538.56

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Solution

The fourth proportional to 87,512.58, 131,291.82 and 27,538.56 is: 41,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,512.58 : 131,291.82 = 27,538.56 : x
  2. Step 2: Convert to fraction form
    87,512.58/131,291.82 = 27,538.56/x
  3. Step 3: Cross multiply
    87,512.58x = 131,291.82 × 27,538.56
  4. Step 4: Simplify right side
    87,512.58x = 3,615,587,662.58
  5. Step 5: Solve for x
    x = 3,615,587,662.58/87,512.58
  6. Step 6: Final answer
    x = 41,315.06

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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.