Home / 190,942.49-263,508.97-106,059.55

Finding the Fourth Proportional to 190,942.49, 263,508.97 and 106,059.55

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Solution

The fourth proportional to 190,942.49, 263,508.97 and 106,059.55 is: 146,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,942.49 : 263,508.97 = 106,059.55 : x
  2. Step 2: Convert to fraction form
    190,942.49/263,508.97 = 106,059.55/x
  3. Step 3: Cross multiply
    190,942.49x = 263,508.97 × 106,059.55
  4. Step 4: Simplify right side
    190,942.49x = 27,947,642,846.48
  5. Step 5: Solve for x
    x = 27,947,642,846.48/190,942.49
  6. Step 6: Final answer
    x = 146,366.81

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1.5x scale

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.