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Finding the Fourth Proportional to 50,169.87, 69,235.09 and 27,508.80

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Solution

The fourth proportional to 50,169.87, 69,235.09 and 27,508.80 is: 37,962.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,169.87 : 69,235.09 = 27,508.80 : x
  2. Step 2: Convert to fraction form
    50,169.87/69,235.09 = 27,508.80/x
  3. Step 3: Cross multiply
    50,169.87x = 69,235.09 × 27,508.80
  4. Step 4: Simplify right side
    50,169.87x = 1,904,574,348.11
  5. Step 5: Solve for x
    x = 1,904,574,348.11/50,169.87
  6. Step 6: Final answer
    x = 37,962.52

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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.