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Finding the Third Proportional to 64,794.75 and 105,804.75

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Solution

The third proportional to 64,794.75 and 105,804.75 is: 172,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,794.75 : 105,804.75 = 105,804.75 : x
  2. Step 2: Convert to fraction form
    64,794.75/105,804.75 = 105,804.75/x
  3. Step 3: Cross multiply
    64,794.75x = 105,804.75 × 105,804.75
  4. Step 4: Simplify right side
    64,794.75x = 11,194,645,122.56
  5. Step 5: Solve for x
    x = 11,194,645,122.56/64,794.75
  6. Step 6: Final answer
    x = 172,770.87

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.