Home / 51,204.38-76,806.45-13,764.44

Finding the Fourth Proportional to 51,204.38, 76,806.45 and 13,764.44

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Solution

The fourth proportional to 51,204.38, 76,806.45 and 13,764.44 is: 20,646.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.38 : 76,806.45 = 13,764.44 : x
  2. Step 2: Convert to fraction form
    51,204.38/76,806.45 = 13,764.44/x
  3. Step 3: Cross multiply
    51,204.38x = 76,806.45 × 13,764.44
  4. Step 4: Simplify right side
    51,204.38x = 1,057,197,964.65
  5. Step 5: Solve for x
    x = 1,057,197,964.65/51,204.38
  6. Step 6: Final answer
    x = 20,646.63

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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.