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Finding the Third Proportional to 36,219.75 and 56,081.75

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Solution

The third proportional to 36,219.75 and 56,081.75 is: 86,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.75 : 56,081.75 = 56,081.75 : x
  2. Step 2: Convert to fraction form
    36,219.75/56,081.75 = 56,081.75/x
  3. Step 3: Cross multiply
    36,219.75x = 56,081.75 × 56,081.75
  4. Step 4: Simplify right side
    36,219.75x = 3,145,162,683.06
  5. Step 5: Solve for x
    x = 3,145,162,683.06/36,219.75
  6. Step 6: Final answer
    x = 86,835.57

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.