Home / 54,068.27-81,104.64-18,554.00

Finding the Fourth Proportional to 54,068.27, 81,104.64 and 18,554.00

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Solution

The fourth proportional to 54,068.27, 81,104.64 and 18,554.00 is: 27,831.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,068.27 : 81,104.64 = 18,554.00 : x
  2. Step 2: Convert to fraction form
    54,068.27/81,104.64 = 18,554.00/x
  3. Step 3: Cross multiply
    54,068.27x = 81,104.64 × 18,554.00
  4. Step 4: Simplify right side
    54,068.27x = 1,504,815,403.28
  5. Step 5: Solve for x
    x = 1,504,815,403.28/54,068.27
  6. Step 6: Final answer
    x = 27,831.77

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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.