Home / 192,046.08-264,949.68-120,301.20

Finding the Fourth Proportional to 192,046.08, 264,949.68 and 120,301.20

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Solution

The fourth proportional to 192,046.08, 264,949.68 and 120,301.20 is: 165,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,046.08 : 264,949.68 = 120,301.20 : x
  2. Step 2: Convert to fraction form
    192,046.08/264,949.68 = 120,301.20/x
  3. Step 3: Cross multiply
    192,046.08x = 264,949.68 × 120,301.20
  4. Step 4: Simplify right side
    192,046.08x = 31,873,764,443.62
  5. Step 5: Solve for x
    x = 31,873,764,443.62/192,046.08
  6. Step 6: Final answer
    x = 165,969.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.