Home / 128,441.22-192,614.03-44,177.73

Finding the Fourth Proportional to 128,441.22, 192,614.03 and 44,177.73

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Solution

The fourth proportional to 128,441.22, 192,614.03 and 44,177.73 is: 66,250.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,441.22 : 192,614.03 = 44,177.73 : x
  2. Step 2: Convert to fraction form
    128,441.22/192,614.03 = 44,177.73/x
  3. Step 3: Cross multiply
    128,441.22x = 192,614.03 × 44,177.73
  4. Step 4: Simplify right side
    128,441.22x = 8,509,250,611.55
  5. Step 5: Solve for x
    x = 8,509,250,611.55/128,441.22
  6. Step 6: Final answer
    x = 66,250.15

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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.