Home / 141,194.53-194,849.51-80,761.44

Finding the Fourth Proportional to 141,194.53, 194,849.51 and 80,761.44

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Solution

The fourth proportional to 141,194.53, 194,849.51 and 80,761.44 is: 111,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,194.53 : 194,849.51 = 80,761.44 : x
  2. Step 2: Convert to fraction form
    141,194.53/194,849.51 = 80,761.44/x
  3. Step 3: Cross multiply
    141,194.53x = 194,849.51 × 80,761.44
  4. Step 4: Simplify right side
    141,194.53x = 15,736,327,010.89
  5. Step 5: Solve for x
    x = 15,736,327,010.89/141,194.53
  6. Step 6: Final answer
    x = 111,451.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.