Home / 80,441.13-120,679.04-24,276.54

Finding the Fourth Proportional to 80,441.13, 120,679.04 and 24,276.54

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Solution

The fourth proportional to 80,441.13, 120,679.04 and 24,276.54 is: 36,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,441.13 : 120,679.04 = 24,276.54 : x
  2. Step 2: Convert to fraction form
    80,441.13/120,679.04 = 24,276.54/x
  3. Step 3: Cross multiply
    80,441.13x = 120,679.04 × 24,276.54
  4. Step 4: Simplify right side
    80,441.13x = 2,929,669,420.34
  5. Step 5: Solve for x
    x = 2,929,669,420.34/80,441.13
  6. Step 6: Final answer
    x = 36,420.04

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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.