Home / 49,131.20-73,696.80-16,299.20

Finding the Fourth Proportional to 49,131.20, 73,696.80 and 16,299.20

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Solution

The fourth proportional to 49,131.20, 73,696.80 and 16,299.20 is: 24,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,131.20 : 73,696.80 = 16,299.20 : x
  2. Step 2: Convert to fraction form
    49,131.20/73,696.80 = 16,299.20/x
  3. Step 3: Cross multiply
    49,131.20x = 73,696.80 × 16,299.20
  4. Step 4: Simplify right side
    49,131.20x = 1,201,198,882.56
  5. Step 5: Solve for x
    x = 1,201,198,882.56/49,131.20
  6. Step 6: Final answer
    x = 24,448.80

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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.