Home / 176,132.30-263,896.05-82,445.90

Finding the Fourth Proportional to 176,132.30, 263,896.05 and 82,445.90

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Solution

The fourth proportional to 176,132.30, 263,896.05 and 82,445.90 is: 123,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,132.30 : 263,896.05 = 82,445.90 : x
  2. Step 2: Convert to fraction form
    176,132.30/263,896.05 = 82,445.90/x
  3. Step 3: Cross multiply
    176,132.30x = 263,896.05 × 82,445.90
  4. Step 4: Simplify right side
    176,132.30x = 21,757,147,348.70
  5. Step 5: Solve for x
    x = 21,757,147,348.70/176,132.30
  6. Step 6: Final answer
    x = 123,527.30

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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.