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Finding the Fourth Proportional to 177.53, 265.03 and 159.17

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Solution

The fourth proportional to 177.53, 265.03 and 159.17 is: 237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.53 : 265.03 = 159.17 : x
  2. Step 2: Convert to fraction form
    177.53/265.03 = 159.17/x
  3. Step 3: Cross multiply
    177.53x = 265.03 × 159.17
  4. Step 4: Simplify right side
    177.53x = 42,184.83
  5. Step 5: Solve for x
    x = 42,184.83/177.53
  6. Step 6: Final answer
    x = 237.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.