Home / 100,255.73-150,390.98-33,695.38

Finding the Fourth Proportional to 100,255.73, 150,390.98 and 33,695.38

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Solution

The fourth proportional to 100,255.73, 150,390.98 and 33,695.38 is: 50,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,255.73 : 150,390.98 = 33,695.38 : x
  2. Step 2: Convert to fraction form
    100,255.73/150,390.98 = 33,695.38/x
  3. Step 3: Cross multiply
    100,255.73x = 150,390.98 × 33,695.38
  4. Step 4: Simplify right side
    100,255.73x = 5,067,481,219.67
  5. Step 5: Solve for x
    x = 5,067,481,219.67/100,255.73
  6. Step 6: Final answer
    x = 50,545.55

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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.