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Finding the Fourth Proportional to 50,843.38, 76,291.66 and 36,918.44

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Solution

The fourth proportional to 50,843.38, 76,291.66 and 36,918.44 is: 55,396.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,843.38 : 76,291.66 = 36,918.44 : x
  2. Step 2: Convert to fraction form
    50,843.38/76,291.66 = 36,918.44/x
  3. Step 3: Cross multiply
    50,843.38x = 76,291.66 × 36,918.44
  4. Step 4: Simplify right side
    50,843.38x = 2,816,568,690.75
  5. Step 5: Solve for x
    x = 2,816,568,690.75/50,843.38
  6. Step 6: Final answer
    x = 55,396.97

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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.