Home / 141,048.59-194,660.24-80,607.43

Finding the Fourth Proportional to 141,048.59, 194,660.24 and 80,607.43

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Solution

The fourth proportional to 141,048.59, 194,660.24 and 80,607.43 is: 111,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,048.59 : 194,660.24 = 80,607.43 : x
  2. Step 2: Convert to fraction form
    141,048.59/194,660.24 = 80,607.43/x
  3. Step 3: Cross multiply
    141,048.59x = 194,660.24 × 80,607.43
  4. Step 4: Simplify right side
    141,048.59x = 15,691,060,779.90
  5. Step 5: Solve for x
    x = 15,691,060,779.90/141,048.59
  6. Step 6: Final answer
    x = 111,245.78

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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.