Home / 177,418.20-266,127.30-52,759.20

Finding the Fourth Proportional to 177,418.20, 266,127.30 and 52,759.20

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Solution

The fourth proportional to 177,418.20, 266,127.30 and 52,759.20 is: 79,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,418.20 : 266,127.30 = 52,759.20 : x
  2. Step 2: Convert to fraction form
    177,418.20/266,127.30 = 52,759.20/x
  3. Step 3: Cross multiply
    177,418.20x = 266,127.30 × 52,759.20
  4. Step 4: Simplify right side
    177,418.20x = 14,040,663,446.16
  5. Step 5: Solve for x
    x = 14,040,663,446.16/177,418.20
  6. Step 6: Final answer
    x = 79,138.80

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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.