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Finding the Third Proportional to 36,296.50 and 78,153.75

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Solution

The third proportional to 36,296.50 and 78,153.75 is: 168,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296.50 : 78,153.75 = 78,153.75 : x
  2. Step 2: Convert to fraction form
    36,296.50/78,153.75 = 78,153.75/x
  3. Step 3: Cross multiply
    36,296.50x = 78,153.75 × 78,153.75
  4. Step 4: Simplify right side
    36,296.50x = 6,108,008,639.06
  5. Step 5: Solve for x
    x = 6,108,008,639.06/36,296.50
  6. Step 6: Final answer
    x = 168,280.93

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.