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Finding the Fourth Proportional to 176.53, 264.60 and 60.87

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Solution

The fourth proportional to 176.53, 264.60 and 60.87 is: 91.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.53 : 264.60 = 60.87 : x
  2. Step 2: Convert to fraction form
    176.53/264.60 = 60.87/x
  3. Step 3: Cross multiply
    176.53x = 264.60 × 60.87
  4. Step 4: Simplify right side
    176.53x = 16,104.88
  5. Step 5: Solve for x
    x = 16,104.88/176.53
  6. Step 6: Final answer
    x = 91.23

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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.