Home / 141,076.44-194,685.38-80,648.42

Finding the Fourth Proportional to 141,076.44, 194,685.38 and 80,648.42

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Solution

The fourth proportional to 141,076.44, 194,685.38 and 80,648.42 is: 111,294.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,076.44 : 194,685.38 = 80,648.42 : x
  2. Step 2: Convert to fraction form
    141,076.44/194,685.38 = 80,648.42/x
  3. Step 3: Cross multiply
    141,076.44x = 194,685.38 × 80,648.42
  4. Step 4: Simplify right side
    141,076.44x = 15,701,067,522.29
  5. Step 5: Solve for x
    x = 15,701,067,522.29/141,076.44
  6. Step 6: Final answer
    x = 111,294.75

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1.5x scale

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.