Home / 36,101.77-49,821.11-20,187.97

Finding the Fourth Proportional to 36,101.77, 49,821.11 and 20,187.97

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Solution

The fourth proportional to 36,101.77, 49,821.11 and 20,187.97 is: 27,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.77 : 49,821.11 = 20,187.97 : x
  2. Step 2: Convert to fraction form
    36,101.77/49,821.11 = 20,187.97/x
  3. Step 3: Cross multiply
    36,101.77x = 49,821.11 × 20,187.97
  4. Step 4: Simplify right side
    36,101.77x = 1,005,786,924.26
  5. Step 5: Solve for x
    x = 1,005,786,924.26/36,101.77
  6. Step 6: Final answer
    x = 27,859.77

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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.