Home / 87,081.27-130,619.16-24,751.77

Finding the Fourth Proportional to 87,081.27, 130,619.16 and 24,751.77

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Solution

The fourth proportional to 87,081.27, 130,619.16 and 24,751.77 is: 37,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,081.27 : 130,619.16 = 24,751.77 : x
  2. Step 2: Convert to fraction form
    87,081.27/130,619.16 = 24,751.77/x
  3. Step 3: Cross multiply
    87,081.27x = 130,619.16 × 24,751.77
  4. Step 4: Simplify right side
    87,081.27x = 3,233,055,405.91
  5. Step 5: Solve for x
    x = 3,233,055,405.91/87,081.27
  6. Step 6: Final answer
    x = 37,126.87

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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.