Home / 199,063.35-298,593.17-80,706.55

Finding the Fourth Proportional to 199,063.35, 298,593.17 and 80,706.55

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Solution

The fourth proportional to 199,063.35, 298,593.17 and 80,706.55 is: 121,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,063.35 : 298,593.17 = 80,706.55 : x
  2. Step 2: Convert to fraction form
    199,063.35/298,593.17 = 80,706.55/x
  3. Step 3: Cross multiply
    199,063.35x = 298,593.17 × 80,706.55
  4. Step 4: Simplify right side
    199,063.35x = 24,098,424,604.26
  5. Step 5: Solve for x
    x = 24,098,424,604.26/199,063.35
  6. Step 6: Final answer
    x = 121,059.07

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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.