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Finding the Fourth Proportional to 68,772, 103,204.08 and 24,996

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Solution

The fourth proportional to 68,772, 103,204.08 and 24,996 is: 37,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,772 : 103,204.08 = 24,996 : x
  2. Step 2: Convert to fraction form
    68,772/103,204.08 = 24,996/x
  3. Step 3: Cross multiply
    68,772x = 103,204.08 × 24,996
  4. Step 4: Simplify right side
    68,772x = 2,579,689,183.68
  5. Step 5: Solve for x
    x = 2,579,689,183.68/68,772
  6. Step 6: Final answer
    x = 37,510.75

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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.