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Finding the Fourth Proportional to 36,660.45, 50,591.25 and 19,893.45

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Solution

The fourth proportional to 36,660.45, 50,591.25 and 19,893.45 is: 27,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,660.45 : 50,591.25 = 19,893.45 : x
  2. Step 2: Convert to fraction form
    36,660.45/50,591.25 = 19,893.45/x
  3. Step 3: Cross multiply
    36,660.45x = 50,591.25 × 19,893.45
  4. Step 4: Simplify right side
    36,660.45x = 1,006,434,502.31
  5. Step 5: Solve for x
    x = 1,006,434,502.31/36,660.45
  6. Step 6: Final answer
    x = 27,452.87

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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.