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Finding the Fourth Proportional to 36,859.59, 50,866.22 and 20,944.05

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Solution

The fourth proportional to 36,859.59, 50,866.22 and 20,944.05 is: 28,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,859.59 : 50,866.22 = 20,944.05 : x
  2. Step 2: Convert to fraction form
    36,859.59/50,866.22 = 20,944.05/x
  3. Step 3: Cross multiply
    36,859.59x = 50,866.22 × 20,944.05
  4. Step 4: Simplify right side
    36,859.59x = 1,065,344,550.27
  5. Step 5: Solve for x
    x = 1,065,344,550.27/36,859.59
  6. Step 6: Final answer
    x = 28,902.78

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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.