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Finding the Fourth Proportional to 116.00, 173.95 and 104.70

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Solution

The fourth proportional to 116.00, 173.95 and 104.70 is: 156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    116.00 : 173.95 = 104.70 : x
  2. Step 2: Convert to fraction form
    116.00/173.95 = 104.70/x
  3. Step 3: Cross multiply
    116.00x = 173.95 × 104.70
  4. Step 4: Simplify right side
    116.00x = 18,211.70
  5. Step 5: Solve for x
    x = 18,211.70/116.00
  6. Step 6: Final answer
    x = 156.99

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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.