Home / 54,601.13-81,896.11-17,161.49

Finding the Fourth Proportional to 54,601.13, 81,896.11 and 17,161.49

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Solution

The fourth proportional to 54,601.13, 81,896.11 and 17,161.49 is: 25,740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,601.13 : 81,896.11 = 17,161.49 : x
  2. Step 2: Convert to fraction form
    54,601.13/81,896.11 = 17,161.49/x
  3. Step 3: Cross multiply
    54,601.13x = 81,896.11 × 17,161.49
  4. Step 4: Simplify right side
    54,601.13x = 1,405,459,272.80
  5. Step 5: Solve for x
    x = 1,405,459,272.80/54,601.13
  6. Step 6: Final answer
    x = 25,740.48

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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.