Home / 68,243.20-94,171.77-37,615.28

Finding the Fourth Proportional to 68,243.20, 94,171.77 and 37,615.28

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Solution

The fourth proportional to 68,243.20, 94,171.77 and 37,615.28 is: 51,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,243.20 : 94,171.77 = 37,615.28 : x
  2. Step 2: Convert to fraction form
    68,243.20/94,171.77 = 37,615.28/x
  3. Step 3: Cross multiply
    68,243.20x = 94,171.77 × 37,615.28
  4. Step 4: Simplify right side
    68,243.20x = 3,542,297,025.79
  5. Step 5: Solve for x
    x = 3,542,297,025.79/68,243.20
  6. Step 6: Final answer
    x = 51,906.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.