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Finding the Fourth Proportional to 36,096.48, 49,813.11 and 20,181.20

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Solution

The fourth proportional to 36,096.48, 49,813.11 and 20,181.20 is: 27,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,096.48 : 49,813.11 = 20,181.20 : x
  2. Step 2: Convert to fraction form
    36,096.48/49,813.11 = 20,181.20/x
  3. Step 3: Cross multiply
    36,096.48x = 49,813.11 × 20,181.20
  4. Step 4: Simplify right side
    36,096.48x = 1,005,288,086.47
  5. Step 5: Solve for x
    x = 1,005,288,086.47/36,096.48
  6. Step 6: Final answer
    x = 27,850.03

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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.