Home / 74,238.93-111,396.67-49,296.20

Finding the Fourth Proportional to 74,238.93, 111,396.67 and 49,296.20

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Solution

The fourth proportional to 74,238.93, 111,396.67 and 49,296.20 is: 73,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,238.93 : 111,396.67 = 49,296.20 : x
  2. Step 2: Convert to fraction form
    74,238.93/111,396.67 = 49,296.20/x
  3. Step 3: Cross multiply
    74,238.93x = 111,396.67 × 49,296.20
  4. Step 4: Simplify right side
    74,238.93x = 5,491,431,843.43
  5. Step 5: Solve for x
    x = 5,491,431,843.43/74,238.93
  6. Step 6: Final answer
    x = 73,969.71

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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.