Home / 36,101.30-49,819.86-20,186.01

Finding the Fourth Proportional to 36,101.30, 49,819.86 and 20,186.01

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Solution

The fourth proportional to 36,101.30, 49,819.86 and 20,186.01 is: 27,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.30 : 49,819.86 = 20,186.01 : x
  2. Step 2: Convert to fraction form
    36,101.30/49,819.86 = 20,186.01/x
  3. Step 3: Cross multiply
    36,101.30x = 49,819.86 × 20,186.01
  4. Step 4: Simplify right side
    36,101.30x = 1,005,664,192.16
  5. Step 5: Solve for x
    x = 1,005,664,192.16/36,101.30
  6. Step 6: Final answer
    x = 27,856.73

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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.