Home / 49,363.24-73,977.76-20,876.51

Finding the Fourth Proportional to 49,363.24, 73,977.76 and 20,876.51

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Solution

The fourth proportional to 49,363.24, 73,977.76 and 20,876.51 is: 31,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,363.24 : 73,977.76 = 20,876.51 : x
  2. Step 2: Convert to fraction form
    49,363.24/73,977.76 = 20,876.51/x
  3. Step 3: Cross multiply
    49,363.24x = 73,977.76 × 20,876.51
  4. Step 4: Simplify right side
    49,363.24x = 1,544,397,380.04
  5. Step 5: Solve for x
    x = 1,544,397,380.04/49,363.24
  6. Step 6: Final answer
    x = 31,286.39

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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.