Home / 177,789.26-266,684.13-72,608.27

Finding the Fourth Proportional to 177,789.26, 266,684.13 and 72,608.27

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Solution

The fourth proportional to 177,789.26, 266,684.13 and 72,608.27 is: 108,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789.26 : 266,684.13 = 72,608.27 : x
  2. Step 2: Convert to fraction form
    177,789.26/266,684.13 = 72,608.27/x
  3. Step 3: Cross multiply
    177,789.26x = 266,684.13 × 72,608.27
  4. Step 4: Simplify right side
    177,789.26x = 19,363,471,982.33
  5. Step 5: Solve for x
    x = 19,363,471,982.33/177,789.26
  6. Step 6: Final answer
    x = 108,912.49

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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.