Home / 190,907.27-263,472.92-109,243.07

Finding the Fourth Proportional to 190,907.27, 263,472.92 and 109,243.07

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Solution

The fourth proportional to 190,907.27, 263,472.92 and 109,243.07 is: 150,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,907.27 : 263,472.92 = 109,243.07 : x
  2. Step 2: Convert to fraction form
    190,907.27/263,472.92 = 109,243.07/x
  3. Step 3: Cross multiply
    190,907.27x = 263,472.92 × 109,243.07
  4. Step 4: Simplify right side
    190,907.27x = 28,782,590,096.45
  5. Step 5: Solve for x
    x = 28,782,590,096.45/190,907.27
  6. Step 6: Final answer
    x = 150,767.39

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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.