Home / 204,200.73-281,822.13-123,656.27

Finding the Fourth Proportional to 204,200.73, 281,822.13 and 123,656.27

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Solution

The fourth proportional to 204,200.73, 281,822.13 and 123,656.27 is: 170,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,200.73 : 281,822.13 = 123,656.27 : x
  2. Step 2: Convert to fraction form
    204,200.73/281,822.13 = 123,656.27/x
  3. Step 3: Cross multiply
    204,200.73x = 281,822.13 × 123,656.27
  4. Step 4: Simplify right side
    204,200.73x = 34,849,071,990.14
  5. Step 5: Solve for x
    x = 34,849,071,990.14/204,200.73
  6. Step 6: Final answer
    x = 170,660.86

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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.