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Finding the Fourth Proportional to 17,714.10, 26,571.15 and 16,418.10

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Solution

The fourth proportional to 17,714.10, 26,571.15 and 16,418.10 is: 24,627.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,714.10 : 26,571.15 = 16,418.10 : x
  2. Step 2: Convert to fraction form
    17,714.10/26,571.15 = 16,418.10/x
  3. Step 3: Cross multiply
    17,714.10x = 26,571.15 × 16,418.10
  4. Step 4: Simplify right side
    17,714.10x = 436,247,797.82
  5. Step 5: Solve for x
    x = 436,247,797.82/17,714.10
  6. Step 6: Final answer
    x = 24,627.15

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1.5x scale

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.