Home / 54,733.36-82,168.08-38,198.56

Finding the Fourth Proportional to 54,733.36, 82,168.08 and 38,198.56

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Solution

The fourth proportional to 54,733.36, 82,168.08 and 38,198.56 is: 57,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,733.36 : 82,168.08 = 38,198.56 : x
  2. Step 2: Convert to fraction form
    54,733.36/82,168.08 = 38,198.56/x
  3. Step 3: Cross multiply
    54,733.36x = 82,168.08 × 38,198.56
  4. Step 4: Simplify right side
    54,733.36x = 3,138,702,333.96
  5. Step 5: Solve for x
    x = 3,138,702,333.96/54,733.36
  6. Step 6: Final answer
    x = 57,345.33

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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.