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Finding the Fourth Proportional to 29,906.88, 41,269.52 and 17,963.12

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Solution

The fourth proportional to 29,906.88, 41,269.52 and 17,963.12 is: 24,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,906.88 : 41,269.52 = 17,963.12 : x
  2. Step 2: Convert to fraction form
    29,906.88/41,269.52 = 17,963.12/x
  3. Step 3: Cross multiply
    29,906.88x = 41,269.52 × 17,963.12
  4. Step 4: Simplify right side
    29,906.88x = 741,329,340.10
  5. Step 5: Solve for x
    x = 741,329,340.10/29,906.88
  6. Step 6: Final answer
    x = 24,787.92

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1.5x scale

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.