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Finding the Fourth Proportional to 52,508.84, 78,753.87 and 16,968.73

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Solution

The fourth proportional to 52,508.84, 78,753.87 and 16,968.73 is: 25,450.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,508.84 : 78,753.87 = 16,968.73 : x
  2. Step 2: Convert to fraction form
    52,508.84/78,753.87 = 16,968.73/x
  3. Step 3: Cross multiply
    52,508.84x = 78,753.87 × 16,968.73
  4. Step 4: Simplify right side
    52,508.84x = 1,336,352,996.52
  5. Step 5: Solve for x
    x = 1,336,352,996.52/52,508.84
  6. Step 6: Final answer
    x = 25,450.06

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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.