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Finding the Fourth Proportional to 117.37, 176.06 and 63.37

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Solution

The fourth proportional to 117.37, 176.06 and 63.37 is: 95.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117.37 : 176.06 = 63.37 : x
  2. Step 2: Convert to fraction form
    117.37/176.06 = 63.37/x
  3. Step 3: Cross multiply
    117.37x = 176.06 × 63.37
  4. Step 4: Simplify right side
    117.37x = 11,156.92
  5. Step 5: Solve for x
    x = 11,156.92/117.37
  6. Step 6: Final answer
    x = 95.06

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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.