Home / 74,067.84-111,099.21-29,682.66

Finding the Fourth Proportional to 74,067.84, 111,099.21 and 29,682.66

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Solution

The fourth proportional to 74,067.84, 111,099.21 and 29,682.66 is: 44,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,067.84 : 111,099.21 = 29,682.66 : x
  2. Step 2: Convert to fraction form
    74,067.84/111,099.21 = 29,682.66/x
  3. Step 3: Cross multiply
    74,067.84x = 111,099.21 × 29,682.66
  4. Step 4: Simplify right side
    74,067.84x = 3,297,720,076.70
  5. Step 5: Solve for x
    x = 3,297,720,076.70/74,067.84
  6. Step 6: Final answer
    x = 44,522.97

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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.