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Finding the Fourth Proportional to 63,026.73, 86,976.47 and 34,732.44

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Solution

The fourth proportional to 63,026.73, 86,976.47 and 34,732.44 is: 47,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,026.73 : 86,976.47 = 34,732.44 : x
  2. Step 2: Convert to fraction form
    63,026.73/86,976.47 = 34,732.44/x
  3. Step 3: Cross multiply
    63,026.73x = 86,976.47 × 34,732.44
  4. Step 4: Simplify right side
    63,026.73x = 3,020,905,112.52
  5. Step 5: Solve for x
    x = 3,020,905,112.52/63,026.73
  6. Step 6: Final answer
    x = 47,930.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.