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Finding the Fourth Proportional to 36,169.52, 49,910.70 and 20,250.58

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Solution

The fourth proportional to 36,169.52, 49,910.70 and 20,250.58 is: 27,943.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.52 : 49,910.70 = 20,250.58 : x
  2. Step 2: Convert to fraction form
    36,169.52/49,910.70 = 20,250.58/x
  3. Step 3: Cross multiply
    36,169.52x = 49,910.70 × 20,250.58
  4. Step 4: Simplify right side
    36,169.52x = 1,010,720,623.21
  5. Step 5: Solve for x
    x = 1,010,720,623.21/36,169.52
  6. Step 6: Final answer
    x = 27,943.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.