Home / 177,612.35-266,188.87-132,888.20

Finding the Fourth Proportional to 177,612.35, 266,188.87 and 132,888.20

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Solution

The fourth proportional to 177,612.35, 266,188.87 and 132,888.20 is: 199,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,612.35 : 266,188.87 = 132,888.20 : x
  2. Step 2: Convert to fraction form
    177,612.35/266,188.87 = 132,888.20/x
  3. Step 3: Cross multiply
    177,612.35x = 266,188.87 × 132,888.20
  4. Step 4: Simplify right side
    177,612.35x = 35,373,359,794.33
  5. Step 5: Solve for x
    x = 35,373,359,794.33/177,612.35
  6. Step 6: Final answer
    x = 199,160.47

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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.