Home / 231,964.70-347,892.77-130,806.43

Finding the Fourth Proportional to 231,964.70, 347,892.77 and 130,806.43

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Solution

The fourth proportional to 231,964.70, 347,892.77 and 130,806.43 is: 196,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,964.70 : 347,892.77 = 130,806.43 : x
  2. Step 2: Convert to fraction form
    231,964.70/347,892.77 = 130,806.43/x
  3. Step 3: Cross multiply
    231,964.70x = 347,892.77 × 130,806.43
  4. Step 4: Simplify right side
    231,964.70x = 45,506,610,723.80
  5. Step 5: Solve for x
    x = 45,506,610,723.80/231,964.70
  6. Step 6: Final answer
    x = 196,179.04

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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.