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Finding the Fourth Proportional to 18,366.93, 25,352.15 and 10,414.44

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Solution

The fourth proportional to 18,366.93, 25,352.15 and 10,414.44 is: 14,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.93 : 25,352.15 = 10,414.44 : x
  2. Step 2: Convert to fraction form
    18,366.93/25,352.15 = 10,414.44/x
  3. Step 3: Cross multiply
    18,366.93x = 25,352.15 × 10,414.44
  4. Step 4: Simplify right side
    18,366.93x = 264,028,392.97
  5. Step 5: Solve for x
    x = 264,028,392.97/18,366.93
  6. Step 6: Final answer
    x = 14,375.21

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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.