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Finding the Fourth Proportional to 174.02, 261.54 and 116.44

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Solution

The fourth proportional to 174.02, 261.54 and 116.44 is: 175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.02 : 261.54 = 116.44 : x
  2. Step 2: Convert to fraction form
    174.02/261.54 = 116.44/x
  3. Step 3: Cross multiply
    174.02x = 261.54 × 116.44
  4. Step 4: Simplify right side
    174.02x = 30,453.72
  5. Step 5: Solve for x
    x = 30,453.72/174.02
  6. Step 6: Final answer
    x = 175.00

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Why These Related Problems?

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