Home / 87,599.64-131,399.42-50,133.56

Finding the Fourth Proportional to 87,599.64, 131,399.42 and 50,133.56

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Solution

The fourth proportional to 87,599.64, 131,399.42 and 50,133.56 is: 75,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,599.64 : 131,399.42 = 50,133.56 : x
  2. Step 2: Convert to fraction form
    87,599.64/131,399.42 = 50,133.56/x
  3. Step 3: Cross multiply
    87,599.64x = 131,399.42 × 50,133.56
  4. Step 4: Simplify right side
    87,599.64x = 6,587,520,706.54
  5. Step 5: Solve for x
    x = 6,587,520,706.54/87,599.64
  6. Step 6: Final answer
    x = 75,200.32

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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.