Home / 195,736.40-293,604.60-71,061.20

Finding the Fourth Proportional to 195,736.40, 293,604.60 and 71,061.20

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Solution

The fourth proportional to 195,736.40, 293,604.60 and 71,061.20 is: 106,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,736.40 : 293,604.60 = 71,061.20 : x
  2. Step 2: Convert to fraction form
    195,736.40/293,604.60 = 71,061.20/x
  3. Step 3: Cross multiply
    195,736.40x = 293,604.60 × 71,061.20
  4. Step 4: Simplify right side
    195,736.40x = 20,863,895,201.52
  5. Step 5: Solve for x
    x = 20,863,895,201.52/195,736.40
  6. Step 6: Final answer
    x = 106,591.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.