Home / 175,764.20-263,732.70-82,253.80

Finding the Fourth Proportional to 175,764.20, 263,732.70 and 82,253.80

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Solution

The fourth proportional to 175,764.20, 263,732.70 and 82,253.80 is: 123,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,764.20 : 263,732.70 = 82,253.80 : x
  2. Step 2: Convert to fraction form
    175,764.20/263,732.70 = 82,253.80/x
  3. Step 3: Cross multiply
    175,764.20x = 263,732.70 × 82,253.80
  4. Step 4: Simplify right side
    175,764.20x = 21,693,016,759.26
  5. Step 5: Solve for x
    x = 21,693,016,759.26/175,764.20
  6. Step 6: Final answer
    x = 123,421.13

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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.