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Finding the Third Proportional to 64,929 and 97,135

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Solution

The third proportional to 64,929 and 97,135 is: 145,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,929 : 97,135 = 97,135 : x
  2. Step 2: Convert to fraction form
    64,929/97,135 = 97,135/x
  3. Step 3: Cross multiply
    64,929x = 97,135 × 97,135
  4. Step 4: Simplify right side
    64,929x = 9,435,208,225
  5. Step 5: Solve for x
    x = 9,435,208,225/64,929
  6. Step 6: Final answer
    x = 145,315.78

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