Home / 37,270.54-55,906.20-10,975.78

Finding the Fourth Proportional to 37,270.54, 55,906.20 and 10,975.78

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Solution

The fourth proportional to 37,270.54, 55,906.20 and 10,975.78 is: 16,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.54 : 55,906.20 = 10,975.78 : x
  2. Step 2: Convert to fraction form
    37,270.54/55,906.20 = 10,975.78/x
  3. Step 3: Cross multiply
    37,270.54x = 55,906.20 × 10,975.78
  4. Step 4: Simplify right side
    37,270.54x = 613,614,151.84
  5. Step 5: Solve for x
    x = 613,614,151.84/37,270.54
  6. Step 6: Final answer
    x = 16,463.78

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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.