Home / 141,306.22-194,991.27-80,863.01

Finding the Fourth Proportional to 141,306.22, 194,991.27 and 80,863.01

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Solution

The fourth proportional to 141,306.22, 194,991.27 and 80,863.01 is: 111,584.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,306.22 : 194,991.27 = 80,863.01 : x
  2. Step 2: Convert to fraction form
    141,306.22/194,991.27 = 80,863.01/x
  3. Step 3: Cross multiply
    141,306.22x = 194,991.27 × 80,863.01
  4. Step 4: Simplify right side
    141,306.22x = 15,767,580,468.95
  5. Step 5: Solve for x
    x = 15,767,580,468.95/141,306.22
  6. Step 6: Final answer
    x = 111,584.47

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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.