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Finding the Fourth Proportional to 172.24, 237.60 and 110.14

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Solution

The fourth proportional to 172.24, 237.60 and 110.14 is: 151.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172.24 : 237.60 = 110.14 : x
  2. Step 2: Convert to fraction form
    172.24/237.60 = 110.14/x
  3. Step 3: Cross multiply
    172.24x = 237.60 × 110.14
  4. Step 4: Simplify right side
    172.24x = 26,169.26
  5. Step 5: Solve for x
    x = 26,169.26/172.24
  6. Step 6: Final answer
    x = 151.93

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Why These Related Problems?

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