Home / 48,786.96-73,173.84-13,729.60

Finding the Fourth Proportional to 48,786.96, 73,173.84 and 13,729.60

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Solution

The fourth proportional to 48,786.96, 73,173.84 and 13,729.60 is: 20,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,786.96 : 73,173.84 = 13,729.60 : x
  2. Step 2: Convert to fraction form
    48,786.96/73,173.84 = 13,729.60/x
  3. Step 3: Cross multiply
    48,786.96x = 73,173.84 × 13,729.60
  4. Step 4: Simplify right side
    48,786.96x = 1,004,647,553.66
  5. Step 5: Solve for x
    x = 1,004,647,553.66/48,786.96
  6. Step 6: Final answer
    x = 20,592.54

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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.