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Finding the Fourth Proportional to 182.10, 274.29 and 173.58

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Solution

The fourth proportional to 182.10, 274.29 and 173.58 is: 261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.10 : 274.29 = 173.58 : x
  2. Step 2: Convert to fraction form
    182.10/274.29 = 173.58/x
  3. Step 3: Cross multiply
    182.10x = 274.29 × 173.58
  4. Step 4: Simplify right side
    182.10x = 47,611.26
  5. Step 5: Solve for x
    x = 47,611.26/182.10
  6. Step 6: Final answer
    x = 261.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.