Home / 178,796.30-269,450.42-161,049.23

Finding the Fourth Proportional to 178,796.30, 269,450.42 and 161,049.23

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Solution

The fourth proportional to 178,796.30, 269,450.42 and 161,049.23 is: 242,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,796.30 : 269,450.42 = 161,049.23 : x
  2. Step 2: Convert to fraction form
    178,796.30/269,450.42 = 161,049.23/x
  3. Step 3: Cross multiply
    178,796.30x = 269,450.42 × 161,049.23
  4. Step 4: Simplify right side
    178,796.30x = 43,394,781,522.12
  5. Step 5: Solve for x
    x = 43,394,781,522.12/178,796.30
  6. Step 6: Final answer
    x = 242,705.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.