Home / 49,453.88-74,190.33-19,874.16

Finding the Fourth Proportional to 49,453.88, 74,190.33 and 19,874.16

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Solution

The fourth proportional to 49,453.88, 74,190.33 and 19,874.16 is: 29,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,453.88 : 74,190.33 = 19,874.16 : x
  2. Step 2: Convert to fraction form
    49,453.88/74,190.33 = 19,874.16/x
  3. Step 3: Cross multiply
    49,453.88x = 74,190.33 × 19,874.16
  4. Step 4: Simplify right side
    49,453.88x = 1,474,470,488.87
  5. Step 5: Solve for x
    x = 1,474,470,488.87/49,453.88
  6. Step 6: Final answer
    x = 29,815.06

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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.