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Finding the Fourth Proportional to 174.70, 241.16 and 101.00

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Solution

The fourth proportional to 174.70, 241.16 and 101.00 is: 139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.70 : 241.16 = 101.00 : x
  2. Step 2: Convert to fraction form
    174.70/241.16 = 101.00/x
  3. Step 3: Cross multiply
    174.70x = 241.16 × 101.00
  4. Step 4: Simplify right side
    174.70x = 24,357.43
  5. Step 5: Solve for x
    x = 24,357.43/174.70
  6. Step 6: Final answer
    x = 139.43

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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.