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Finding the Fourth Proportional to 173.06, 238.74 and 110.82

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Solution

The fourth proportional to 173.06, 238.74 and 110.82 is: 152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.06 : 238.74 = 110.82 : x
  2. Step 2: Convert to fraction form
    173.06/238.74 = 110.82/x
  3. Step 3: Cross multiply
    173.06x = 238.74 × 110.82
  4. Step 4: Simplify right side
    173.06x = 26,457.17
  5. Step 5: Solve for x
    x = 26,457.17/173.06
  6. Step 6: Final answer
    x = 152.88

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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.