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Finding the Fourth Proportional to 173.01, 238.97 and 152.36

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Solution

The fourth proportional to 173.01, 238.97 and 152.36 is: 210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.01 : 238.97 = 152.36 : x
  2. Step 2: Convert to fraction form
    173.01/238.97 = 152.36/x
  3. Step 3: Cross multiply
    173.01x = 238.97 × 152.36
  4. Step 4: Simplify right side
    173.01x = 36,408.66
  5. Step 5: Solve for x
    x = 36,408.66/173.01
  6. Step 6: Final answer
    x = 210.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.