Home / 80,001.82-119,997.84-33,255.10

Finding the Fourth Proportional to 80,001.82, 119,997.84 and 33,255.10

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Solution

The fourth proportional to 80,001.82, 119,997.84 and 33,255.10 is: 49,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,001.82 : 119,997.84 = 33,255.10 : x
  2. Step 2: Convert to fraction form
    80,001.82/119,997.84 = 33,255.10/x
  3. Step 3: Cross multiply
    80,001.82x = 119,997.84 × 33,255.10
  4. Step 4: Simplify right side
    80,001.82x = 3,990,540,168.98
  5. Step 5: Solve for x
    x = 3,990,540,168.98/80,001.82
  6. Step 6: Final answer
    x = 49,880.62

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1.5x scale

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.