Home / 231,892.28-347,994.30-82,132.04

Finding the Fourth Proportional to 231,892.28, 347,994.30 and 82,132.04

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Solution

The fourth proportional to 231,892.28, 347,994.30 and 82,132.04 is: 123,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,892.28 : 347,994.30 = 82,132.04 : x
  2. Step 2: Convert to fraction form
    231,892.28/347,994.30 = 82,132.04/x
  3. Step 3: Cross multiply
    231,892.28x = 347,994.30 × 82,132.04
  4. Step 4: Simplify right side
    231,892.28x = 28,581,481,767.37
  5. Step 5: Solve for x
    x = 28,581,481,767.37/231,892.28
  6. Step 6: Final answer
    x = 123,253.27

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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.