Home / 192,198.28-265,242.56-106,169.28

Finding the Fourth Proportional to 192,198.28, 265,242.56 and 106,169.28

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Solution

The fourth proportional to 192,198.28, 265,242.56 and 106,169.28 is: 146,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,198.28 : 265,242.56 = 106,169.28 : x
  2. Step 2: Convert to fraction form
    192,198.28/265,242.56 = 106,169.28/x
  3. Step 3: Cross multiply
    192,198.28x = 265,242.56 × 106,169.28
  4. Step 4: Simplify right side
    192,198.28x = 28,160,611,620.56
  5. Step 5: Solve for x
    x = 28,160,611,620.56/192,198.28
  6. Step 6: Final answer
    x = 146,518.54

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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.