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Finding the Fourth Proportional to 22,367.94, 33,553.53 and 6,786.78

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Solution

The fourth proportional to 22,367.94, 33,553.53 and 6,786.78 is: 10,180.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.94 : 33,553.53 = 6,786.78 : x
  2. Step 2: Convert to fraction form
    22,367.94/33,553.53 = 6,786.78/x
  3. Step 3: Cross multiply
    22,367.94x = 33,553.53 × 6,786.78
  4. Step 4: Simplify right side
    22,367.94x = 227,720,426.33
  5. Step 5: Solve for x
    x = 227,720,426.33/22,367.94
  6. Step 6: Final answer
    x = 10,180.66

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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.