Home / 37,105.44-51,205.68-20,338.56

Finding the Fourth Proportional to 37,105.44, 51,205.68 and 20,338.56

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Solution

The fourth proportional to 37,105.44, 51,205.68 and 20,338.56 is: 28,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,105.44 : 51,205.68 = 20,338.56 : x
  2. Step 2: Convert to fraction form
    37,105.44/51,205.68 = 20,338.56/x
  3. Step 3: Cross multiply
    37,105.44x = 51,205.68 × 20,338.56
  4. Step 4: Simplify right side
    37,105.44x = 1,041,449,795.02
  5. Step 5: Solve for x
    x = 1,041,449,795.02/37,105.44
  6. Step 6: Final answer
    x = 28,067.31

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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.