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Finding the Fourth Proportional to 33,229.33, 49,843.99 and 9,855.56

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Solution

The fourth proportional to 33,229.33, 49,843.99 and 9,855.56 is: 14,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,229.33 : 49,843.99 = 9,855.56 : x
  2. Step 2: Convert to fraction form
    33,229.33/49,843.99 = 9,855.56/x
  3. Step 3: Cross multiply
    33,229.33x = 49,843.99 × 9,855.56
  4. Step 4: Simplify right side
    33,229.33x = 491,240,571.01
  5. Step 5: Solve for x
    x = 491,240,571.01/33,229.33
  6. Step 6: Final answer
    x = 14,783.34

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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.