Home / 87,082.37-130,642.02-27,959.57

Finding the Fourth Proportional to 87,082.37, 130,642.02 and 27,959.57

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Solution

The fourth proportional to 87,082.37, 130,642.02 and 27,959.57 is: 41,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,082.37 : 130,642.02 = 27,959.57 : x
  2. Step 2: Convert to fraction form
    87,082.37/130,642.02 = 27,959.57/x
  3. Step 3: Cross multiply
    87,082.37x = 130,642.02 × 27,959.57
  4. Step 4: Simplify right side
    87,082.37x = 3,652,694,049.92
  5. Step 5: Solve for x
    x = 3,652,694,049.92/87,082.37
  6. Step 6: Final answer
    x = 41,945.28

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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.