Home / 69,361.26-95,721-39,153.96

Finding the Fourth Proportional to 69,361.26, 95,721 and 39,153.96

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Solution

The fourth proportional to 69,361.26, 95,721 and 39,153.96 is: 54,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,361.26 : 95,721 = 39,153.96 : x
  2. Step 2: Convert to fraction form
    69,361.26/95,721 = 39,153.96/x
  3. Step 3: Cross multiply
    69,361.26x = 95,721 × 39,153.96
  4. Step 4: Simplify right side
    69,361.26x = 3,747,856,205.16
  5. Step 5: Solve for x
    x = 3,747,856,205.16/69,361.26
  6. Step 6: Final answer
    x = 54,033.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.