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Finding the Fourth Proportional to 175.10, 241.62 and 108.74

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Solution

The fourth proportional to 175.10, 241.62 and 108.74 is: 150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.10 : 241.62 = 108.74 : x
  2. Step 2: Convert to fraction form
    175.10/241.62 = 108.74/x
  3. Step 3: Cross multiply
    175.10x = 241.62 × 108.74
  4. Step 4: Simplify right side
    175.10x = 26,273.76
  5. Step 5: Solve for x
    x = 26,273.76/175.10
  6. Step 6: Final answer
    x = 150.05

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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.