Home / 33,122.92-49,682.94-8,161.78

Finding the Fourth Proportional to 33,122.92, 49,682.94 and 8,161.78

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Solution

The fourth proportional to 33,122.92, 49,682.94 and 8,161.78 is: 12,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,122.92 : 49,682.94 = 8,161.78 : x
  2. Step 2: Convert to fraction form
    33,122.92/49,682.94 = 8,161.78/x
  3. Step 3: Cross multiply
    33,122.92x = 49,682.94 × 8,161.78
  4. Step 4: Simplify right side
    33,122.92x = 405,501,226.03
  5. Step 5: Solve for x
    x = 405,501,226.03/33,122.92
  6. Step 6: Final answer
    x = 12,242.32

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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.