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Finding the Fourth Proportional to 173.01, 259.19 and 136.28

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Solution

The fourth proportional to 173.01, 259.19 and 136.28 is: 204.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.01 : 259.19 = 136.28 : x
  2. Step 2: Convert to fraction form
    173.01/259.19 = 136.28/x
  3. Step 3: Cross multiply
    173.01x = 259.19 × 136.28
  4. Step 4: Simplify right side
    173.01x = 35,320.44
  5. Step 5: Solve for x
    x = 35,320.44/173.01
  6. Step 6: Final answer
    x = 204.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.