Home / 195,950.57-270,161.39-126,918.18

Finding the Fourth Proportional to 195,950.57, 270,161.39 and 126,918.18

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Solution

The fourth proportional to 195,950.57, 270,161.39 and 126,918.18 is: 174,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,950.57 : 270,161.39 = 126,918.18 : x
  2. Step 2: Convert to fraction form
    195,950.57/270,161.39 = 126,918.18/x
  3. Step 3: Cross multiply
    195,950.57x = 270,161.39 × 126,918.18
  4. Step 4: Simplify right side
    195,950.57x = 34,288,391,290.48
  5. Step 5: Solve for x
    x = 34,288,391,290.48/195,950.57
  6. Step 6: Final answer
    x = 174,984.91

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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.