Home / 36,102.24-49,819.68-20,186.64

Finding the Fourth Proportional to 36,102.24, 49,819.68 and 20,186.64

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Solution

The fourth proportional to 36,102.24, 49,819.68 and 20,186.64 is: 27,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,102.24 : 49,819.68 = 20,186.64 : x
  2. Step 2: Convert to fraction form
    36,102.24/49,819.68 = 20,186.64/x
  3. Step 3: Cross multiply
    36,102.24x = 49,819.68 × 20,186.64
  4. Step 4: Simplify right side
    36,102.24x = 1,005,691,945.08
  5. Step 5: Solve for x
    x = 1,005,691,945.08/36,102.24
  6. Step 6: Final answer
    x = 27,856.77

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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.