Home / 277,761.96-416,556.99-100,246.50

Finding the Fourth Proportional to 277,761.96, 416,556.99 and 100,246.50

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Solution

The fourth proportional to 277,761.96, 416,556.99 and 100,246.50 is: 150,338.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,761.96 : 416,556.99 = 100,246.50 : x
  2. Step 2: Convert to fraction form
    277,761.96/416,556.99 = 100,246.50/x
  3. Step 3: Cross multiply
    277,761.96x = 416,556.99 × 100,246.50
  4. Step 4: Simplify right side
    277,761.96x = 41,758,380,298.04
  5. Step 5: Solve for x
    x = 41,758,380,298.04/277,761.96
  6. Step 6: Final answer
    x = 150,338.73

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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.