Home / 197,680.50-296,487.39-55,493.16

Finding the Fourth Proportional to 197,680.50, 296,487.39 and 55,493.16

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Solution

The fourth proportional to 197,680.50, 296,487.39 and 55,493.16 is: 83,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,680.50 : 296,487.39 = 55,493.16 : x
  2. Step 2: Convert to fraction form
    197,680.50/296,487.39 = 55,493.16/x
  3. Step 3: Cross multiply
    197,680.50x = 296,487.39 × 55,493.16
  4. Step 4: Simplify right side
    197,680.50x = 16,453,022,171.25
  5. Step 5: Solve for x
    x = 16,453,022,171.25/197,680.50
  6. Step 6: Final answer
    x = 83,230.38

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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.