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Finding the Fourth Proportional to 36,051.78, 54,082.80 and 11,093.90

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Solution

The fourth proportional to 36,051.78, 54,082.80 and 11,093.90 is: 16,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,051.78 : 54,082.80 = 11,093.90 : x
  2. Step 2: Convert to fraction form
    36,051.78/54,082.80 = 11,093.90/x
  3. Step 3: Cross multiply
    36,051.78x = 54,082.80 × 11,093.90
  4. Step 4: Simplify right side
    36,051.78x = 599,989,174.92
  5. Step 5: Solve for x
    x = 599,989,174.92/36,051.78
  6. Step 6: Final answer
    x = 16,642.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.