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Finding the Fourth Proportional to 116.16, 174.48 and 95.94

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Solution

The fourth proportional to 116.16, 174.48 and 95.94 is: 144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116.16 : 174.48 = 95.94 : x
  2. Step 2: Convert to fraction form
    116.16/174.48 = 95.94/x
  3. Step 3: Cross multiply
    116.16x = 174.48 × 95.94
  4. Step 4: Simplify right side
    116.16x = 16,739.61
  5. Step 5: Solve for x
    x = 16,739.61/116.16
  6. Step 6: Final answer
    x = 144.11

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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.