Home / 48,912.88-73,379.16-15,631.92

Finding the Fourth Proportional to 48,912.88, 73,379.16 and 15,631.92

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Solution

The fourth proportional to 48,912.88, 73,379.16 and 15,631.92 is: 23,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,912.88 : 73,379.16 = 15,631.92 : x
  2. Step 2: Convert to fraction form
    48,912.88/73,379.16 = 15,631.92/x
  3. Step 3: Cross multiply
    48,912.88x = 73,379.16 × 15,631.92
  4. Step 4: Simplify right side
    48,912.88x = 1,147,057,158.79
  5. Step 5: Solve for x
    x = 1,147,057,158.79/48,912.88
  6. Step 6: Final answer
    x = 23,451.02

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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.