Home / 87,462.88-131,111.19-34,189.01

Finding the Fourth Proportional to 87,462.88, 131,111.19 and 34,189.01

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Solution

The fourth proportional to 87,462.88, 131,111.19 and 34,189.01 is: 51,251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,462.88 : 131,111.19 = 34,189.01 : x
  2. Step 2: Convert to fraction form
    87,462.88/131,111.19 = 34,189.01/x
  3. Step 3: Cross multiply
    87,462.88x = 131,111.19 × 34,189.01
  4. Step 4: Simplify right side
    87,462.88x = 4,482,561,786.02
  5. Step 5: Solve for x
    x = 4,482,561,786.02/87,462.88
  6. Step 6: Final answer
    x = 51,251.02

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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.