Home / 87,012.74-130,535.55-27,832.52

Finding the Fourth Proportional to 87,012.74, 130,535.55 and 27,832.52

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Solution

The fourth proportional to 87,012.74, 130,535.55 and 27,832.52 is: 41,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,012.74 : 130,535.55 = 27,832.52 : x
  2. Step 2: Convert to fraction form
    87,012.74/130,535.55 = 27,832.52/x
  3. Step 3: Cross multiply
    87,012.74x = 130,535.55 × 27,832.52
  4. Step 4: Simplify right side
    87,012.74x = 3,633,133,632.42
  5. Step 5: Solve for x
    x = 3,633,133,632.42/87,012.74
  6. Step 6: Final answer
    x = 41,754.04

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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.