Home / 54,069.19-81,106.02-18,554.92

Finding the Fourth Proportional to 54,069.19, 81,106.02 and 18,554.92

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Solution

The fourth proportional to 54,069.19, 81,106.02 and 18,554.92 is: 27,833.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.19 : 81,106.02 = 18,554.92 : x
  2. Step 2: Convert to fraction form
    54,069.19/81,106.02 = 18,554.92/x
  3. Step 3: Cross multiply
    54,069.19x = 81,106.02 × 18,554.92
  4. Step 4: Simplify right side
    54,069.19x = 1,504,915,509.85
  5. Step 5: Solve for x
    x = 1,504,915,509.85/54,069.19
  6. Step 6: Final answer
    x = 27,833.14

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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.