Home / 177,876.20-266,727.90-98,906.60

Finding the Fourth Proportional to 177,876.20, 266,727.90 and 98,906.60

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Solution

The fourth proportional to 177,876.20, 266,727.90 and 98,906.60 is: 148,311.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,876.20 : 266,727.90 = 98,906.60 : x
  2. Step 2: Convert to fraction form
    177,876.20/266,727.90 = 98,906.60/x
  3. Step 3: Cross multiply
    177,876.20x = 266,727.90 × 98,906.60
  4. Step 4: Simplify right side
    177,876.20x = 26,381,149,714.14
  5. Step 5: Solve for x
    x = 26,381,149,714.14/177,876.20
  6. Step 6: Final answer
    x = 148,311.86

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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.