Home / 68,960.43-103,374.90-22,180.50

Finding the Fourth Proportional to 68,960.43, 103,374.90 and 22,180.50

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Solution

The fourth proportional to 68,960.43, 103,374.90 and 22,180.50 is: 33,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,960.43 : 103,374.90 = 22,180.50 : x
  2. Step 2: Convert to fraction form
    68,960.43/103,374.90 = 22,180.50/x
  3. Step 3: Cross multiply
    68,960.43x = 103,374.90 × 22,180.50
  4. Step 4: Simplify right side
    68,960.43x = 2,292,906,969.45
  5. Step 5: Solve for x
    x = 2,292,906,969.45/68,960.43
  6. Step 6: Final answer
    x = 33,249.60

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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.