Home / 177,822.80-266,086.20-131,166.80

Finding the Fourth Proportional to 177,822.80, 266,086.20 and 131,166.80

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Solution

The fourth proportional to 177,822.80, 266,086.20 and 131,166.80 is: 196,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,822.80 : 266,086.20 = 131,166.80 : x
  2. Step 2: Convert to fraction form
    177,822.80/266,086.20 = 131,166.80/x
  3. Step 3: Cross multiply
    177,822.80x = 266,086.20 × 131,166.80
  4. Step 4: Simplify right side
    177,822.80x = 34,901,675,378.16
  5. Step 5: Solve for x
    x = 34,901,675,378.16/177,822.80
  6. Step 6: Final answer
    x = 196,272.22

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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.