Home / 177,974.20-266,961.30-166,223.80

Finding the Fourth Proportional to 177,974.20, 266,961.30 and 166,223.80

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Solution

The fourth proportional to 177,974.20, 266,961.30 and 166,223.80 is: 249,335.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,974.20 : 266,961.30 = 166,223.80 : x
  2. Step 2: Convert to fraction form
    177,974.20/266,961.30 = 166,223.80/x
  3. Step 3: Cross multiply
    177,974.20x = 266,961.30 × 166,223.80
  4. Step 4: Simplify right side
    177,974.20x = 44,375,321,738.94
  5. Step 5: Solve for x
    x = 44,375,321,738.94/177,974.20
  6. Step 6: Final answer
    x = 249,335.70

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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.