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Finding the Fourth Proportional to 36,843.16, 50,843.58 and 20,076.16

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Solution

The fourth proportional to 36,843.16, 50,843.58 and 20,076.16 is: 27,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,843.16 : 50,843.58 = 20,076.16 : x
  2. Step 2: Convert to fraction form
    36,843.16/50,843.58 = 20,076.16/x
  3. Step 3: Cross multiply
    36,843.16x = 50,843.58 × 20,076.16
  4. Step 4: Simplify right side
    36,843.16x = 1,020,743,847.05
  5. Step 5: Solve for x
    x = 1,020,743,847.05/36,843.16
  6. Step 6: Final answer
    x = 27,705.11

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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.