Home / 54,768.91-82,167.03-15,325.68

Finding the Fourth Proportional to 54,768.91, 82,167.03 and 15,325.68

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Solution

The fourth proportional to 54,768.91, 82,167.03 and 15,325.68 is: 22,992.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,768.91 : 82,167.03 = 15,325.68 : x
  2. Step 2: Convert to fraction form
    54,768.91/82,167.03 = 15,325.68/x
  3. Step 3: Cross multiply
    54,768.91x = 82,167.03 × 15,325.68
  4. Step 4: Simplify right side
    54,768.91x = 1,259,265,120.87
  5. Step 5: Solve for x
    x = 1,259,265,120.87/54,768.91
  6. Step 6: Final answer
    x = 22,992.34

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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.