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Finding the Fourth Proportional to 175.04, 241.36 and 119.81

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Solution

The fourth proportional to 175.04, 241.36 and 119.81 is: 165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.04 : 241.36 = 119.81 : x
  2. Step 2: Convert to fraction form
    175.04/241.36 = 119.81/x
  3. Step 3: Cross multiply
    175.04x = 241.36 × 119.81
  4. Step 4: Simplify right side
    175.04x = 28,917.34
  5. Step 5: Solve for x
    x = 28,917.34/175.04
  6. Step 6: Final answer
    x = 165.20

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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.