Home / 68,850.82-103,276.23-22,136.50

Finding the Fourth Proportional to 68,850.82, 103,276.23 and 22,136.50

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Solution

The fourth proportional to 68,850.82, 103,276.23 and 22,136.50 is: 33,204.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,850.82 : 103,276.23 = 22,136.50 : x
  2. Step 2: Convert to fraction form
    68,850.82/103,276.23 = 22,136.50/x
  3. Step 3: Cross multiply
    68,850.82x = 103,276.23 × 22,136.50
  4. Step 4: Simplify right side
    68,850.82x = 2,286,173,638.33
  5. Step 5: Solve for x
    x = 2,286,173,638.33/68,850.82
  6. Step 6: Final answer
    x = 33,204.74

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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.