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Finding the Fourth Proportional to 177.53, 265.92 and 104.33

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Solution

The fourth proportional to 177.53, 265.92 and 104.33 is: 156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.53 : 265.92 = 104.33 : x
  2. Step 2: Convert to fraction form
    177.53/265.92 = 104.33/x
  3. Step 3: Cross multiply
    177.53x = 265.92 × 104.33
  4. Step 4: Simplify right side
    177.53x = 27,744.10
  5. Step 5: Solve for x
    x = 27,744.10/177.53
  6. Step 6: Final answer
    x = 156.28

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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.