Home / 231,890.84-347,819.24-74,076.92

Finding the Fourth Proportional to 231,890.84, 347,819.24 and 74,076.92

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Solution

The fourth proportional to 231,890.84, 347,819.24 and 74,076.92 is: 111,109.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,890.84 : 347,819.24 = 74,076.92 : x
  2. Step 2: Convert to fraction form
    231,890.84/347,819.24 = 74,076.92/x
  3. Step 3: Cross multiply
    231,890.84x = 347,819.24 × 74,076.92
  4. Step 4: Simplify right side
    231,890.84x = 25,765,375,906.46
  5. Step 5: Solve for x
    x = 25,765,375,906.46/231,890.84
  6. Step 6: Final answer
    x = 111,109.94

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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.