Home / 50,039.87-75,049.43-18,441.74

Finding the Fourth Proportional to 50,039.87, 75,049.43 and 18,441.74

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Solution

The fourth proportional to 50,039.87, 75,049.43 and 18,441.74 is: 27,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,039.87 : 75,049.43 = 18,441.74 : x
  2. Step 2: Convert to fraction form
    50,039.87/75,049.43 = 18,441.74/x
  3. Step 3: Cross multiply
    50,039.87x = 75,049.43 × 18,441.74
  4. Step 4: Simplify right side
    50,039.87x = 1,384,042,170.62
  5. Step 5: Solve for x
    x = 1,384,042,170.62/50,039.87
  6. Step 6: Final answer
    x = 27,658.79

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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.