Home / 516,136.17-774,203.97-161,180.61

Finding the Fourth Proportional to 516,136.17, 774,203.97 and 161,180.61

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Solution

The fourth proportional to 516,136.17, 774,203.97 and 161,180.61 is: 241,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,136.17 : 774,203.97 = 161,180.61 : x
  2. Step 2: Convert to fraction form
    516,136.17/774,203.97 = 161,180.61/x
  3. Step 3: Cross multiply
    516,136.17x = 774,203.97 × 161,180.61
  4. Step 4: Simplify right side
    516,136.17x = 124,786,668,149.02
  5. Step 5: Solve for x
    x = 124,786,668,149.02/516,136.17
  6. Step 6: Final answer
    x = 241,770.83

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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.