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Finding the Fourth Proportional to 16,792.79, 25,180.49 and 4,945.02

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Solution

The fourth proportional to 16,792.79, 25,180.49 and 4,945.02 is: 7,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,792.79 : 25,180.49 = 4,945.02 : x
  2. Step 2: Convert to fraction form
    16,792.79/25,180.49 = 4,945.02/x
  3. Step 3: Cross multiply
    16,792.79x = 25,180.49 × 4,945.02
  4. Step 4: Simplify right side
    16,792.79x = 124,517,938.98
  5. Step 5: Solve for x
    x = 124,517,938.98/16,792.79
  6. Step 6: Final answer
    x = 7,414.97

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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.