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Finding the Third Proportional to 64,935.75 and 97,141.75

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Solution

The third proportional to 64,935.75 and 97,141.75 is: 145,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,935.75 : 97,141.75 = 97,141.75 : x
  2. Step 2: Convert to fraction form
    64,935.75/97,141.75 = 97,141.75/x
  3. Step 3: Cross multiply
    64,935.75x = 97,141.75 × 97,141.75
  4. Step 4: Simplify right side
    64,935.75x = 9,436,519,593.06
  5. Step 5: Solve for x
    x = 9,436,519,593.06/64,935.75
  6. Step 6: Final answer
    x = 145,320.87

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Why These Related Problems?

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