Home / 71,986.35-108,000.26-22,073.80

Finding the Fourth Proportional to 71,986.35, 108,000.26 and 22,073.80

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Solution

The fourth proportional to 71,986.35, 108,000.26 and 22,073.80 is: 33,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,986.35 : 108,000.26 = 22,073.80 : x
  2. Step 2: Convert to fraction form
    71,986.35/108,000.26 = 22,073.80/x
  3. Step 3: Cross multiply
    71,986.35x = 108,000.26 × 22,073.80
  4. Step 4: Simplify right side
    71,986.35x = 2,383,976,139.19
  5. Step 5: Solve for x
    x = 2,383,976,139.19/71,986.35
  6. Step 6: Final answer
    x = 33,117.06

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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.