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Finding the Fourth Proportional to 36,950.63, 50,991.93 and 20,183.63

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Solution

The fourth proportional to 36,950.63, 50,991.93 and 20,183.63 is: 27,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,950.63 : 50,991.93 = 20,183.63 : x
  2. Step 2: Convert to fraction form
    36,950.63/50,991.93 = 20,183.63/x
  3. Step 3: Cross multiply
    36,950.63x = 50,991.93 × 20,183.63
  4. Step 4: Simplify right side
    36,950.63x = 1,029,201,993.15
  5. Step 5: Solve for x
    x = 1,029,201,993.15/36,950.63
  6. Step 6: Final answer
    x = 27,853.44

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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.