Home / 268,022.73-369,868.78-147,162.97

Finding the Fourth Proportional to 268,022.73, 369,868.78 and 147,162.97

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Solution

The fourth proportional to 268,022.73, 369,868.78 and 147,162.97 is: 203,083.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,022.73 : 369,868.78 = 147,162.97 : x
  2. Step 2: Convert to fraction form
    268,022.73/369,868.78 = 147,162.97/x
  3. Step 3: Cross multiply
    268,022.73x = 369,868.78 × 147,162.97
  4. Step 4: Simplify right side
    268,022.73x = 54,430,988,175.08
  5. Step 5: Solve for x
    x = 54,430,988,175.08/268,022.73
  6. Step 6: Final answer
    x = 203,083.48

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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.