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Finding the Third Proportional to 64,511.25 and 97,739.25

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Solution

The third proportional to 64,511.25 and 97,739.25 is: 148,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,511.25 : 97,739.25 = 97,739.25 : x
  2. Step 2: Convert to fraction form
    64,511.25/97,739.25 = 97,739.25/x
  3. Step 3: Cross multiply
    64,511.25x = 97,739.25 × 97,739.25
  4. Step 4: Simplify right side
    64,511.25x = 9,552,960,990.56
  5. Step 5: Solve for x
    x = 9,552,960,990.56/64,511.25
  6. Step 6: Final answer
    x = 148,082.09

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.