Home / 190,794.28-263,414.82-147,695.80

Finding the Fourth Proportional to 190,794.28, 263,414.82 and 147,695.80

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Solution

The fourth proportional to 190,794.28, 263,414.82 and 147,695.80 is: 203,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,794.28 : 263,414.82 = 147,695.80 : x
  2. Step 2: Convert to fraction form
    190,794.28/263,414.82 = 147,695.80/x
  3. Step 3: Cross multiply
    190,794.28x = 263,414.82 × 147,695.80
  4. Step 4: Simplify right side
    190,794.28x = 38,905,262,571.76
  5. Step 5: Solve for x
    x = 38,905,262,571.76/190,794.28
  6. Step 6: Final answer
    x = 203,912.10

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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.