Home / 175,240.20-263,033.10-86,593.80

Finding the Fourth Proportional to 175,240.20, 263,033.10 and 86,593.80

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Solution

The fourth proportional to 175,240.20, 263,033.10 and 86,593.80 is: 129,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,240.20 : 263,033.10 = 86,593.80 : x
  2. Step 2: Convert to fraction form
    175,240.20/263,033.10 = 86,593.80/x
  3. Step 3: Cross multiply
    175,240.20x = 263,033.10 × 86,593.80
  4. Step 4: Simplify right side
    175,240.20x = 22,777,035,654.78
  5. Step 5: Solve for x
    x = 22,777,035,654.78/175,240.20
  6. Step 6: Final answer
    x = 129,976.09

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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.