Home / 87,399.06-131,107.11-34,796.22

Finding the Fourth Proportional to 87,399.06, 131,107.11 and 34,796.22

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Solution

The fourth proportional to 87,399.06, 131,107.11 and 34,796.22 is: 52,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,399.06 : 131,107.11 = 34,796.22 : x
  2. Step 2: Convert to fraction form
    87,399.06/131,107.11 = 34,796.22/x
  3. Step 3: Cross multiply
    87,399.06x = 131,107.11 × 34,796.22
  4. Step 4: Simplify right side
    87,399.06x = 4,562,031,843.12
  5. Step 5: Solve for x
    x = 4,562,031,843.12/87,399.06
  6. Step 6: Final answer
    x = 52,197.72

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1.5x scale

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.