Home / 87,806.31-131,739.03-27,844.59

Finding the Fourth Proportional to 87,806.31, 131,739.03 and 27,844.59

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Solution

The fourth proportional to 87,806.31, 131,739.03 and 27,844.59 is: 41,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,806.31 : 131,739.03 = 27,844.59 : x
  2. Step 2: Convert to fraction form
    87,806.31/131,739.03 = 27,844.59/x
  3. Step 3: Cross multiply
    87,806.31x = 131,739.03 × 27,844.59
  4. Step 4: Simplify right side
    87,806.31x = 3,668,219,277.35
  5. Step 5: Solve for x
    x = 3,668,219,277.35/87,806.31
  6. Step 6: Final answer
    x = 41,776.26

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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.