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Finding the Fourth Proportional to 175.97, 263.84 and 124.32

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Solution

The fourth proportional to 175.97, 263.84 and 124.32 is: 186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.97 : 263.84 = 124.32 : x
  2. Step 2: Convert to fraction form
    175.97/263.84 = 124.32/x
  3. Step 3: Cross multiply
    175.97x = 263.84 × 124.32
  4. Step 4: Simplify right side
    175.97x = 32,799.97
  5. Step 5: Solve for x
    x = 32,799.97/175.97
  6. Step 6: Final answer
    x = 186.40

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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.