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Finding the Fourth Proportional to 167,917, 231,727.08 and 92,467.12

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Solution

The fourth proportional to 167,917, 231,727.08 and 92,467.12 is: 127,605.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,917 : 231,727.08 = 92,467.12 : x
  2. Step 2: Convert to fraction form
    167,917/231,727.08 = 92,467.12/x
  3. Step 3: Cross multiply
    167,917x = 231,727.08 × 92,467.12
  4. Step 4: Simplify right side
    167,917x = 21,427,135,713.61
  5. Step 5: Solve for x
    x = 21,427,135,713.61/167,917
  6. Step 6: Final answer
    x = 127,605.52

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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.