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Finding the Fourth Proportional to 61,959.73, 92,887.34 and 26,872.96

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Solution

The fourth proportional to 61,959.73, 92,887.34 and 26,872.96 is: 40,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,959.73 : 92,887.34 = 26,872.96 : x
  2. Step 2: Convert to fraction form
    61,959.73/92,887.34 = 26,872.96/x
  3. Step 3: Cross multiply
    61,959.73x = 92,887.34 × 26,872.96
  4. Step 4: Simplify right side
    61,959.73x = 2,496,157,772.33
  5. Step 5: Solve for x
    x = 2,496,157,772.33/61,959.73
  6. Step 6: Final answer
    x = 40,286.78

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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.