Home / 96,841.92-145,175.20-67,273.60

Finding the Fourth Proportional to 96,841.92, 145,175.20 and 67,273.60

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Solution

The fourth proportional to 96,841.92, 145,175.20 and 67,273.60 is: 100,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,841.92 : 145,175.20 = 67,273.60 : x
  2. Step 2: Convert to fraction form
    96,841.92/145,175.20 = 67,273.60/x
  3. Step 3: Cross multiply
    96,841.92x = 145,175.20 × 67,273.60
  4. Step 4: Simplify right side
    96,841.92x = 9,766,458,334.72
  5. Step 5: Solve for x
    x = 9,766,458,334.72/96,841.92
  6. Step 6: Final answer
    x = 100,849.49

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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.