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Finding the Fourth Proportional to 176.35, 264.64 and 159.27

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Solution

The fourth proportional to 176.35, 264.64 and 159.27 is: 239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.35 : 264.64 = 159.27 : x
  2. Step 2: Convert to fraction form
    176.35/264.64 = 159.27/x
  3. Step 3: Cross multiply
    176.35x = 264.64 × 159.27
  4. Step 4: Simplify right side
    176.35x = 42,149.21
  5. Step 5: Solve for x
    x = 42,149.21/176.35
  6. Step 6: Final answer
    x = 239.01

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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.