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Finding the Third Proportional to 16,702.50 and 36,133.50

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Solution

The third proportional to 16,702.50 and 36,133.50 is: 78,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.50 : 36,133.50 = 36,133.50 : x
  2. Step 2: Convert to fraction form
    16,702.50/36,133.50 = 36,133.50/x
  3. Step 3: Cross multiply
    16,702.50x = 36,133.50 × 36,133.50
  4. Step 4: Simplify right side
    16,702.50x = 1,305,629,822.25
  5. Step 5: Solve for x
    x = 1,305,629,822.25/16,702.50
  6. Step 6: Final answer
    x = 78,169.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.