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Finding the Fourth Proportional to 17,592, 26,392.86 and 12,327

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Solution

The fourth proportional to 17,592, 26,392.86 and 12,327 is: 18,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,592 : 26,392.86 = 12,327 : x
  2. Step 2: Convert to fraction form
    17,592/26,392.86 = 12,327/x
  3. Step 3: Cross multiply
    17,592x = 26,392.86 × 12,327
  4. Step 4: Simplify right side
    17,592x = 325,344,785.22
  5. Step 5: Solve for x
    x = 325,344,785.22/17,592
  6. Step 6: Final answer
    x = 18,493.91

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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.