Home / 48,855.03-73,285.38-13,791.75

Finding the Fourth Proportional to 48,855.03, 73,285.38 and 13,791.75

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Solution

The fourth proportional to 48,855.03, 73,285.38 and 13,791.75 is: 20,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,855.03 : 73,285.38 = 13,791.75 : x
  2. Step 2: Convert to fraction form
    48,855.03/73,285.38 = 13,791.75/x
  3. Step 3: Cross multiply
    48,855.03x = 73,285.38 × 13,791.75
  4. Step 4: Simplify right side
    48,855.03x = 1,010,733,639.62
  5. Step 5: Solve for x
    x = 1,010,733,639.62/48,855.03
  6. Step 6: Final answer
    x = 20,688.43

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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.