Home / 54,194.57-81,271.67-18,645.96

Finding the Fourth Proportional to 54,194.57, 81,271.67 and 18,645.96

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Solution

The fourth proportional to 54,194.57, 81,271.67 and 18,645.96 is: 27,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,194.57 : 81,271.67 = 18,645.96 : x
  2. Step 2: Convert to fraction form
    54,194.57/81,271.67 = 18,645.96/x
  3. Step 3: Cross multiply
    54,194.57x = 81,271.67 × 18,645.96
  4. Step 4: Simplify right side
    54,194.57x = 1,515,388,464.52
  5. Step 5: Solve for x
    x = 1,515,388,464.52/54,194.57
  6. Step 6: Final answer
    x = 27,962.00

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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.