Home / 231,342.70-347,042.61-112,924.55

Finding the Fourth Proportional to 231,342.70, 347,042.61 and 112,924.55

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Solution

The fourth proportional to 231,342.70, 347,042.61 and 112,924.55 is: 169,400.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,342.70 : 347,042.61 = 112,924.55 : x
  2. Step 2: Convert to fraction form
    231,342.70/347,042.61 = 112,924.55/x
  3. Step 3: Cross multiply
    231,342.70x = 347,042.61 × 112,924.55
  4. Step 4: Simplify right side
    231,342.70x = 39,189,629,480.57
  5. Step 5: Solve for x
    x = 39,189,629,480.57/231,342.70
  6. Step 6: Final answer
    x = 169,400.76

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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.