Home / 49,821.24-74,707.38-16,530

Finding the Fourth Proportional to 49,821.24, 74,707.38 and 16,530

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Solution

The fourth proportional to 49,821.24, 74,707.38 and 16,530 is: 24,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821.24 : 74,707.38 = 16,530 : x
  2. Step 2: Convert to fraction form
    49,821.24/74,707.38 = 16,530/x
  3. Step 3: Cross multiply
    49,821.24x = 74,707.38 × 16,530
  4. Step 4: Simplify right side
    49,821.24x = 1,234,912,991.40
  5. Step 5: Solve for x
    x = 1,234,912,991.40/49,821.24
  6. Step 6: Final answer
    x = 24,786.88

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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.