Home / 141,260.37-194,972.94-80,865.92

Finding the Fourth Proportional to 141,260.37, 194,972.94 and 80,865.92

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Solution

The fourth proportional to 141,260.37, 194,972.94 and 80,865.92 is: 111,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,260.37 : 194,972.94 = 80,865.92 : x
  2. Step 2: Convert to fraction form
    141,260.37/194,972.94 = 80,865.92/x
  3. Step 3: Cross multiply
    141,260.37x = 194,972.94 × 80,865.92
  4. Step 4: Simplify right side
    141,260.37x = 15,766,665,193.34
  5. Step 5: Solve for x
    x = 15,766,665,193.34/141,260.37
  6. Step 6: Final answer
    x = 111,614.21

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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.