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Finding the Fourth Proportional to 116.00, 173.52 and 83.30

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Solution

The fourth proportional to 116.00, 173.52 and 83.30 is: 124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116.00 : 173.52 = 83.30 : x
  2. Step 2: Convert to fraction form
    116.00/173.52 = 83.30/x
  3. Step 3: Cross multiply
    116.00x = 173.52 × 83.30
  4. Step 4: Simplify right side
    116.00x = 14,453.35
  5. Step 5: Solve for x
    x = 14,453.35/116.00
  6. Step 6: Final answer
    x = 124.60

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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.