Home / 177,612.60-266,189.25-132,888.45

Finding the Fourth Proportional to 177,612.60, 266,189.25 and 132,888.45

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Solution

The fourth proportional to 177,612.60, 266,189.25 and 132,888.45 is: 199,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,612.60 : 266,189.25 = 132,888.45 : x
  2. Step 2: Convert to fraction form
    177,612.60/266,189.25 = 132,888.45/x
  3. Step 3: Cross multiply
    177,612.60x = 266,189.25 × 132,888.45
  4. Step 4: Simplify right side
    177,612.60x = 35,373,476,839.16
  5. Step 5: Solve for x
    x = 35,373,476,839.16/177,612.60
  6. Step 6: Final answer
    x = 199,160.85

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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.