Home / 141,238.22-194,942.69-80,843.88

Finding the Fourth Proportional to 141,238.22, 194,942.69 and 80,843.88

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Solution

The fourth proportional to 141,238.22, 194,942.69 and 80,843.88 is: 111,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,238.22 : 194,942.69 = 80,843.88 : x
  2. Step 2: Convert to fraction form
    141,238.22/194,942.69 = 80,843.88/x
  3. Step 3: Cross multiply
    141,238.22x = 194,942.69 × 80,843.88
  4. Step 4: Simplify right side
    141,238.22x = 15,759,923,639.35
  5. Step 5: Solve for x
    x = 15,759,923,639.35/141,238.22
  6. Step 6: Final answer
    x = 111,583.98

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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.