Home / 68,942.75-103,388.60-24,557.72

Finding the Fourth Proportional to 68,942.75, 103,388.60 and 24,557.72

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Solution

The fourth proportional to 68,942.75, 103,388.60 and 24,557.72 is: 36,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,942.75 : 103,388.60 = 24,557.72 : x
  2. Step 2: Convert to fraction form
    68,942.75/103,388.60 = 24,557.72/x
  3. Step 3: Cross multiply
    68,942.75x = 103,388.60 × 24,557.72
  4. Step 4: Simplify right side
    68,942.75x = 2,538,987,834.44
  5. Step 5: Solve for x
    x = 2,538,987,834.44/68,942.75
  6. Step 6: Final answer
    x = 36,827.48

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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.