Home / 54,359.88-81,517.96-16,907.52

Finding the Fourth Proportional to 54,359.88, 81,517.96 and 16,907.52

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Solution

The fourth proportional to 54,359.88, 81,517.96 and 16,907.52 is: 25,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,359.88 : 81,517.96 = 16,907.52 : x
  2. Step 2: Convert to fraction form
    54,359.88/81,517.96 = 16,907.52/x
  3. Step 3: Cross multiply
    54,359.88x = 81,517.96 × 16,907.52
  4. Step 4: Simplify right side
    54,359.88x = 1,378,266,539.06
  5. Step 5: Solve for x
    x = 1,378,266,539.06/54,359.88
  6. Step 6: Final answer
    x = 25,354.48

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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.