Home / 192,466.20-288,392.10-161,131.80

Finding the Fourth Proportional to 192,466.20, 288,392.10 and 161,131.80

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Solution

The fourth proportional to 192,466.20, 288,392.10 and 161,131.80 is: 241,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,466.20 : 288,392.10 = 161,131.80 : x
  2. Step 2: Convert to fraction form
    192,466.20/288,392.10 = 161,131.80/x
  3. Step 3: Cross multiply
    192,466.20x = 288,392.10 × 161,131.80
  4. Step 4: Simplify right side
    192,466.20x = 46,469,138,178.78
  5. Step 5: Solve for x
    x = 46,469,138,178.78/192,466.20
  6. Step 6: Final answer
    x = 241,440.51

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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.