Home / 87,548.88-131,202.36-75,833.04

Finding the Fourth Proportional to 87,548.88, 131,202.36 and 75,833.04

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Solution

The fourth proportional to 87,548.88, 131,202.36 and 75,833.04 is: 113,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,548.88 : 131,202.36 = 75,833.04 : x
  2. Step 2: Convert to fraction form
    87,548.88/131,202.36 = 75,833.04/x
  3. Step 3: Cross multiply
    87,548.88x = 131,202.36 × 75,833.04
  4. Step 4: Simplify right side
    87,548.88x = 9,949,473,813.97
  5. Step 5: Solve for x
    x = 9,949,473,813.97/87,548.88
  6. Step 6: Final answer
    x = 113,644.79

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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.