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Finding the Fourth Proportional to 36,860.76, 50,867.73 and 20,093.76

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Solution

The fourth proportional to 36,860.76, 50,867.73 and 20,093.76 is: 27,729.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,860.76 : 50,867.73 = 20,093.76 : x
  2. Step 2: Convert to fraction form
    36,860.76/50,867.73 = 20,093.76/x
  3. Step 3: Cross multiply
    36,860.76x = 50,867.73 × 20,093.76
  4. Step 4: Simplify right side
    36,860.76x = 1,022,123,958.36
  5. Step 5: Solve for x
    x = 1,022,123,958.36/36,860.76
  6. Step 6: Final answer
    x = 27,729.32

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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.