Home / 51,252.93-76,873.68-13,816.73

Finding the Fourth Proportional to 51,252.93, 76,873.68 and 13,816.73

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Solution

The fourth proportional to 51,252.93, 76,873.68 and 13,816.73 is: 20,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.93 : 76,873.68 = 13,816.73 : x
  2. Step 2: Convert to fraction form
    51,252.93/76,873.68 = 13,816.73/x
  3. Step 3: Cross multiply
    51,252.93x = 76,873.68 × 13,816.73
  4. Step 4: Simplify right side
    51,252.93x = 1,062,143,072.85
  5. Step 5: Solve for x
    x = 1,062,143,072.85/51,252.93
  6. Step 6: Final answer
    x = 20,723.56

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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.