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Finding the Third Proportional to 64,617.75 and 96,538.50

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Solution

The third proportional to 64,617.75 and 96,538.50 is: 144,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,617.75 : 96,538.50 = 96,538.50 : x
  2. Step 2: Convert to fraction form
    64,617.75/96,538.50 = 96,538.50/x
  3. Step 3: Cross multiply
    64,617.75x = 96,538.50 × 96,538.50
  4. Step 4: Simplify right side
    64,617.75x = 9,319,681,982.25
  5. Step 5: Solve for x
    x = 9,319,681,982.25/64,617.75
  6. Step 6: Final answer
    x = 144,227.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.