Home / 338,986.14-467,727.79-195,663.15

Finding the Fourth Proportional to 338,986.14, 467,727.79 and 195,663.15

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Solution

The fourth proportional to 338,986.14, 467,727.79 and 195,663.15 is: 269,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,986.14 : 467,727.79 = 195,663.15 : x
  2. Step 2: Convert to fraction form
    338,986.14/467,727.79 = 195,663.15/x
  3. Step 3: Cross multiply
    338,986.14x = 467,727.79 × 195,663.15
  4. Step 4: Simplify right side
    338,986.14x = 91,517,092,733.94
  5. Step 5: Solve for x
    x = 91,517,092,733.94/338,986.14
  6. Step 6: Final answer
    x = 269,972.96

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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.