Home / 51,540.31-77,245.80-27,846.87

Finding the Fourth Proportional to 51,540.31, 77,245.80 and 27,846.87

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Solution

The fourth proportional to 51,540.31, 77,245.80 and 27,846.87 is: 41,735.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,540.31 : 77,245.80 = 27,846.87 : x
  2. Step 2: Convert to fraction form
    51,540.31/77,245.80 = 27,846.87/x
  3. Step 3: Cross multiply
    51,540.31x = 77,245.80 × 27,846.87
  4. Step 4: Simplify right side
    51,540.31x = 2,151,053,750.65
  5. Step 5: Solve for x
    x = 2,151,053,750.65/51,540.31
  6. Step 6: Final answer
    x = 41,735.37

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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.