Home / 120,002.92-179,997.04-49,882.84

Finding the Fourth Proportional to 120,002.92, 179,997.04 and 49,882.84

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Solution

The fourth proportional to 120,002.92, 179,997.04 and 49,882.84 is: 74,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,002.92 : 179,997.04 = 49,882.84 : x
  2. Step 2: Convert to fraction form
    120,002.92/179,997.04 = 49,882.84/x
  3. Step 3: Cross multiply
    120,002.92x = 179,997.04 × 49,882.84
  4. Step 4: Simplify right side
    120,002.92x = 8,978,763,159.15
  5. Step 5: Solve for x
    x = 8,978,763,159.15/120,002.92
  6. Step 6: Final answer
    x = 74,821.21

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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.