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Finding the Fourth Proportional to 50,522.78, 69,720.51 and 27,863.86

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Solution

The fourth proportional to 50,522.78, 69,720.51 and 27,863.86 is: 38,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,522.78 : 69,720.51 = 27,863.86 : x
  2. Step 2: Convert to fraction form
    50,522.78/69,720.51 = 27,863.86/x
  3. Step 3: Cross multiply
    50,522.78x = 69,720.51 × 27,863.86
  4. Step 4: Simplify right side
    50,522.78x = 1,942,682,529.77
  5. Step 5: Solve for x
    x = 1,942,682,529.77/50,522.78
  6. Step 6: Final answer
    x = 38,451.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.