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Finding the Fourth Proportional to 177.02, 265.30 and 116.26

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Solution

The fourth proportional to 177.02, 265.30 and 116.26 is: 174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.02 : 265.30 = 116.26 : x
  2. Step 2: Convert to fraction form
    177.02/265.30 = 116.26/x
  3. Step 3: Cross multiply
    177.02x = 265.30 × 116.26
  4. Step 4: Simplify right side
    177.02x = 30,843.78
  5. Step 5: Solve for x
    x = 30,843.78/177.02
  6. Step 6: Final answer
    x = 174.24

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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.