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Finding the Fourth Proportional to 83.00, 124.52 and 34.25

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Solution

The fourth proportional to 83.00, 124.52 and 34.25 is: 51.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83.00 : 124.52 = 34.25 : x
  2. Step 2: Convert to fraction form
    83.00/124.52 = 34.25/x
  3. Step 3: Cross multiply
    83.00x = 124.52 × 34.25
  4. Step 4: Simplify right side
    83.00x = 4,264.02
  5. Step 5: Solve for x
    x = 4,264.02/83.00
  6. Step 6: Final answer
    x = 51.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.