Home / 80,270.73-120,401.49-24,109.60

Finding the Fourth Proportional to 80,270.73, 120,401.49 and 24,109.60

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Solution

The fourth proportional to 80,270.73, 120,401.49 and 24,109.60 is: 36,163.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,270.73 : 120,401.49 = 24,109.60 : x
  2. Step 2: Convert to fraction form
    80,270.73/120,401.49 = 24,109.60/x
  3. Step 3: Cross multiply
    80,270.73x = 120,401.49 × 24,109.60
  4. Step 4: Simplify right side
    80,270.73x = 2,902,831,763.30
  5. Step 5: Solve for x
    x = 2,902,831,763.30/80,270.73
  6. Step 6: Final answer
    x = 36,163.02

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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.