Home / 51,226.38-76,721.40-49,453.26

Finding the Fourth Proportional to 51,226.38, 76,721.40 and 49,453.26

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Solution

The fourth proportional to 51,226.38, 76,721.40 and 49,453.26 is: 74,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.38 : 76,721.40 = 49,453.26 : x
  2. Step 2: Convert to fraction form
    51,226.38/76,721.40 = 49,453.26/x
  3. Step 3: Cross multiply
    51,226.38x = 76,721.40 × 49,453.26
  4. Step 4: Simplify right side
    51,226.38x = 3,794,123,341.76
  5. Step 5: Solve for x
    x = 3,794,123,341.76/51,226.38
  6. Step 6: Final answer
    x = 74,065.81

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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.