Home / 178,961.92-268,436.73-45,843.33

Finding the Fourth Proportional to 178,961.92, 268,436.73 and 45,843.33

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Solution

The fourth proportional to 178,961.92, 268,436.73 and 45,843.33 is: 68,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,961.92 : 268,436.73 = 45,843.33 : x
  2. Step 2: Convert to fraction form
    178,961.92/268,436.73 = 45,843.33/x
  3. Step 3: Cross multiply
    178,961.92x = 268,436.73 × 45,843.33
  4. Step 4: Simplify right side
    178,961.92x = 12,306,033,597.51
  5. Step 5: Solve for x
    x = 12,306,033,597.51/178,961.92
  6. Step 6: Final answer
    x = 68,763.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.