Home / 276,951.26-382,194.41-154,451.38

Finding the Fourth Proportional to 276,951.26, 382,194.41 and 154,451.38

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Solution

The fourth proportional to 276,951.26, 382,194.41 and 154,451.38 is: 213,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,951.26 : 382,194.41 = 154,451.38 : x
  2. Step 2: Convert to fraction form
    276,951.26/382,194.41 = 154,451.38/x
  3. Step 3: Cross multiply
    276,951.26x = 382,194.41 × 154,451.38
  4. Step 4: Simplify right side
    276,951.26x = 59,030,454,052.79
  5. Step 5: Solve for x
    x = 59,030,454,052.79/276,951.26
  6. Step 6: Final answer
    x = 213,143.84

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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.