Home / 54,399.84-81,577.98-16,947.60

Finding the Fourth Proportional to 54,399.84, 81,577.98 and 16,947.60

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Solution

The fourth proportional to 54,399.84, 81,577.98 and 16,947.60 is: 25,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,399.84 : 81,577.98 = 16,947.60 : x
  2. Step 2: Convert to fraction form
    54,399.84/81,577.98 = 16,947.60/x
  3. Step 3: Cross multiply
    54,399.84x = 81,577.98 × 16,947.60
  4. Step 4: Simplify right side
    54,399.84x = 1,382,550,973.85
  5. Step 5: Solve for x
    x = 1,382,550,973.85/54,399.84
  6. Step 6: Final answer
    x = 25,414.61

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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.