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Finding the Fourth Proportional to 36,993.71, 51,393.49 and 36,647.84

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Solution

The fourth proportional to 36,993.71, 51,393.49 and 36,647.84 is: 50,912.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993.71 : 51,393.49 = 36,647.84 : x
  2. Step 2: Convert to fraction form
    36,993.71/51,393.49 = 36,647.84/x
  3. Step 3: Cross multiply
    36,993.71x = 51,393.49 × 36,647.84
  4. Step 4: Simplify right side
    36,993.71x = 1,883,460,435.43
  5. Step 5: Solve for x
    x = 1,883,460,435.43/36,993.71
  6. Step 6: Final answer
    x = 50,912.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.