Home / 203,067.29-304,502.26-101,821.85

Finding the Fourth Proportional to 203,067.29, 304,502.26 and 101,821.85

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Solution

The fourth proportional to 203,067.29, 304,502.26 and 101,821.85 is: 152,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,067.29 : 304,502.26 = 101,821.85 : x
  2. Step 2: Convert to fraction form
    203,067.29/304,502.26 = 101,821.85/x
  3. Step 3: Cross multiply
    203,067.29x = 304,502.26 × 101,821.85
  4. Step 4: Simplify right side
    203,067.29x = 31,004,981,410.76
  5. Step 5: Solve for x
    x = 31,004,981,410.76/203,067.29
  6. Step 6: Final answer
    x = 152,683.29

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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.