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Finding the Fourth Proportional to 36,892, 50,912.04 and 20,126.08

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Solution

The fourth proportional to 36,892, 50,912.04 and 20,126.08 is: 27,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,892 : 50,912.04 = 20,126.08 : x
  2. Step 2: Convert to fraction form
    36,892/50,912.04 = 20,126.08/x
  3. Step 3: Cross multiply
    36,892x = 50,912.04 × 20,126.08
  4. Step 4: Simplify right side
    36,892x = 1,024,659,790.00
  5. Step 5: Solve for x
    x = 1,024,659,790.00/36,892
  6. Step 6: Final answer
    x = 27,774.58

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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.