Home / 48,738.72-73,107.94-39,881.37

Finding the Fourth Proportional to 48,738.72, 73,107.94 and 39,881.37

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Solution

The fourth proportional to 48,738.72, 73,107.94 and 39,881.37 is: 59,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738.72 : 73,107.94 = 39,881.37 : x
  2. Step 2: Convert to fraction form
    48,738.72/73,107.94 = 39,881.37/x
  3. Step 3: Cross multiply
    48,738.72x = 73,107.94 × 39,881.37
  4. Step 4: Simplify right side
    48,738.72x = 2,915,644,805.08
  5. Step 5: Solve for x
    x = 2,915,644,805.08/48,738.72
  6. Step 6: Final answer
    x = 59,821.94

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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.