Home / 197,640.95-296,456.05-55,487.41

Finding the Fourth Proportional to 197,640.95, 296,456.05 and 55,487.41

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Solution

The fourth proportional to 197,640.95, 296,456.05 and 55,487.41 is: 83,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,640.95 : 296,456.05 = 55,487.41 : x
  2. Step 2: Convert to fraction form
    197,640.95/296,456.05 = 55,487.41/x
  3. Step 3: Cross multiply
    197,640.95x = 296,456.05 × 55,487.41
  4. Step 4: Simplify right side
    197,640.95x = 16,449,578,393.33
  5. Step 5: Solve for x
    x = 16,449,578,393.33/197,640.95
  6. Step 6: Final answer
    x = 83,229.61

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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.