Home / 87,361.29-131,041.94-34,771.23

Finding the Fourth Proportional to 87,361.29, 131,041.94 and 34,771.23

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Solution

The fourth proportional to 87,361.29, 131,041.94 and 34,771.23 is: 52,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,361.29 : 131,041.94 = 34,771.23 : x
  2. Step 2: Convert to fraction form
    87,361.29/131,041.94 = 34,771.23/x
  3. Step 3: Cross multiply
    87,361.29x = 131,041.94 × 34,771.23
  4. Step 4: Simplify right side
    87,361.29x = 4,556,489,261.53
  5. Step 5: Solve for x
    x = 4,556,489,261.53/87,361.29
  6. Step 6: Final answer
    x = 52,156.85

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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.