Home / 180,135.21-270,161.73-67,827.27

Finding the Fourth Proportional to 180,135.21, 270,161.73 and 67,827.27

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Solution

The fourth proportional to 180,135.21, 270,161.73 and 67,827.27 is: 101,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,135.21 : 270,161.73 = 67,827.27 : x
  2. Step 2: Convert to fraction form
    180,135.21/270,161.73 = 67,827.27/x
  3. Step 3: Cross multiply
    180,135.21x = 270,161.73 × 67,827.27
  4. Step 4: Simplify right side
    180,135.21x = 18,324,332,604.38
  5. Step 5: Solve for x
    x = 18,324,332,604.38/180,135.21
  6. Step 6: Final answer
    x = 101,725.44

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1.5x scale

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.