Home / 49,048.75-73,573.82-13,988.41

Finding the Fourth Proportional to 49,048.75, 73,573.82 and 13,988.41

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Solution

The fourth proportional to 49,048.75, 73,573.82 and 13,988.41 is: 20,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048.75 : 73,573.82 = 13,988.41 : x
  2. Step 2: Convert to fraction form
    49,048.75/73,573.82 = 13,988.41/x
  3. Step 3: Cross multiply
    49,048.75x = 73,573.82 × 13,988.41
  4. Step 4: Simplify right side
    49,048.75x = 1,029,180,540.52
  5. Step 5: Solve for x
    x = 1,029,180,540.52/49,048.75
  6. Step 6: Final answer
    x = 20,982.81

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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.