Home / 54,541.11-81,811.68-17,104.11

Finding the Fourth Proportional to 54,541.11, 81,811.68 and 17,104.11

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Solution

The fourth proportional to 54,541.11, 81,811.68 and 17,104.11 is: 25,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,541.11 : 81,811.68 = 17,104.11 : x
  2. Step 2: Convert to fraction form
    54,541.11/81,811.68 = 17,104.11/x
  3. Step 3: Cross multiply
    54,541.11x = 81,811.68 × 17,104.11
  4. Step 4: Simplify right side
    54,541.11x = 1,399,315,974.00
  5. Step 5: Solve for x
    x = 1,399,315,974.00/54,541.11
  6. Step 6: Final answer
    x = 25,656.17

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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.