Home / 231,996.85-347,997.33-91,755.49

Finding the Fourth Proportional to 231,996.85, 347,997.33 and 91,755.49

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Solution

The fourth proportional to 231,996.85, 347,997.33 and 91,755.49 is: 137,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,996.85 : 347,997.33 = 91,755.49 : x
  2. Step 2: Convert to fraction form
    231,996.85/347,997.33 = 91,755.49/x
  3. Step 3: Cross multiply
    231,996.85x = 347,997.33 × 91,755.49
  4. Step 4: Simplify right side
    231,996.85x = 31,930,665,532.84
  5. Step 5: Solve for x
    x = 31,930,665,532.84/231,996.85
  6. Step 6: Final answer
    x = 137,634.05

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1.5x scale

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.