Home / 175,631.88-263,448-82,203.24

Finding the Fourth Proportional to 175,631.88, 263,448 and 82,203.24

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Solution

The fourth proportional to 175,631.88, 263,448 and 82,203.24 is: 123,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,631.88 : 263,448 = 82,203.24 : x
  2. Step 2: Convert to fraction form
    175,631.88/263,448 = 82,203.24/x
  3. Step 3: Cross multiply
    175,631.88x = 263,448 × 82,203.24
  4. Step 4: Simplify right side
    175,631.88x = 21,656,279,171.52
  5. Step 5: Solve for x
    x = 21,656,279,171.52/175,631.88
  6. Step 6: Final answer
    x = 123,304.94

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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.