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Finding the Fourth Proportional to 62,042.76, 92,990 and 22,578.38

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Solution

The fourth proportional to 62,042.76, 92,990 and 22,578.38 is: 33,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,042.76 : 92,990 = 22,578.38 : x
  2. Step 2: Convert to fraction form
    62,042.76/92,990 = 22,578.38/x
  3. Step 3: Cross multiply
    62,042.76x = 92,990 × 22,578.38
  4. Step 4: Simplify right side
    62,042.76x = 2,099,563,556.20
  5. Step 5: Solve for x
    x = 2,099,563,556.20/62,042.76
  6. Step 6: Final answer
    x = 33,840.59

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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.