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Finding the Fourth Proportional to 179.04, 268.20 and 165.06

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Solution

The fourth proportional to 179.04, 268.20 and 165.06 is: 247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.04 : 268.20 = 165.06 : x
  2. Step 2: Convert to fraction form
    179.04/268.20 = 165.06/x
  3. Step 3: Cross multiply
    179.04x = 268.20 × 165.06
  4. Step 4: Simplify right side
    179.04x = 44,269.09
  5. Step 5: Solve for x
    x = 44,269.09/179.04
  6. Step 6: Final answer
    x = 247.26

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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.