Home / 41,757.80-62,633.32-20,403.90

Finding the Fourth Proportional to 41,757.80, 62,633.32 and 20,403.90

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Solution

The fourth proportional to 41,757.80, 62,633.32 and 20,403.90 is: 30,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,757.80 : 62,633.32 = 20,403.90 : x
  2. Step 2: Convert to fraction form
    41,757.80/62,633.32 = 20,403.90/x
  3. Step 3: Cross multiply
    41,757.80x = 62,633.32 × 20,403.90
  4. Step 4: Simplify right side
    41,757.80x = 1,277,963,946.94
  5. Step 5: Solve for x
    x = 1,277,963,946.94/41,757.80
  6. Step 6: Final answer
    x = 30,604.20

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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.