Home / 166,975.20-250,400.49-67,101.60

Finding the Fourth Proportional to 166,975.20, 250,400.49 and 67,101.60

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Solution

The fourth proportional to 166,975.20, 250,400.49 and 67,101.60 is: 100,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,975.20 : 250,400.49 = 67,101.60 : x
  2. Step 2: Convert to fraction form
    166,975.20/250,400.49 = 67,101.60/x
  3. Step 3: Cross multiply
    166,975.20x = 250,400.49 × 67,101.60
  4. Step 4: Simplify right side
    166,975.20x = 16,802,273,519.78
  5. Step 5: Solve for x
    x = 16,802,273,519.78/166,975.20
  6. Step 6: Final answer
    x = 100,627.36

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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.