Home / 347,949.63-521,905.17-95,211.97

Finding the Fourth Proportional to 347,949.63, 521,905.17 and 95,211.97

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Solution

The fourth proportional to 347,949.63, 521,905.17 and 95,211.97 is: 142,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,949.63 : 521,905.17 = 95,211.97 : x
  2. Step 2: Convert to fraction form
    347,949.63/521,905.17 = 95,211.97/x
  3. Step 3: Cross multiply
    347,949.63x = 521,905.17 × 95,211.97
  4. Step 4: Simplify right side
    347,949.63x = 49,691,619,388.88
  5. Step 5: Solve for x
    x = 49,691,619,388.88/347,949.63
  6. Step 6: Final answer
    x = 142,812.68

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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.