Home / 220,721.24-304,574.22-123,902.92

Finding the Fourth Proportional to 220,721.24, 304,574.22 and 123,902.92

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Solution

The fourth proportional to 220,721.24, 304,574.22 and 123,902.92 is: 170,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,721.24 : 304,574.22 = 123,902.92 : x
  2. Step 2: Convert to fraction form
    220,721.24/304,574.22 = 123,902.92/x
  3. Step 3: Cross multiply
    220,721.24x = 304,574.22 × 123,902.92
  4. Step 4: Simplify right side
    220,721.24x = 37,737,635,214.72
  5. Step 5: Solve for x
    x = 37,737,635,214.72/220,721.24
  6. Step 6: Final answer
    x = 170,974.19

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