Home / 177,714.40-266,134.20-84,110.80

Finding the Fourth Proportional to 177,714.40, 266,134.20 and 84,110.80

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Solution

The fourth proportional to 177,714.40, 266,134.20 and 84,110.80 is: 125,959.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,714.40 : 266,134.20 = 84,110.80 : x
  2. Step 2: Convert to fraction form
    177,714.40/266,134.20 = 84,110.80/x
  3. Step 3: Cross multiply
    177,714.40x = 266,134.20 × 84,110.80
  4. Step 4: Simplify right side
    177,714.40x = 22,384,760,469.36
  5. Step 5: Solve for x
    x = 22,384,760,469.36/177,714.40
  6. Step 6: Final answer
    x = 125,959.18

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1.5x scale

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.