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Finding the Third Proportional to 61,812.75 and 88,309.13

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Solution

The third proportional to 61,812.75 and 88,309.13 is: 126,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,812.75 : 88,309.13 = 88,309.13 : x
  2. Step 2: Convert to fraction form
    61,812.75/88,309.13 = 88,309.13/x
  3. Step 3: Cross multiply
    61,812.75x = 88,309.13 × 88,309.13
  4. Step 4: Simplify right side
    61,812.75x = 7,798,501,558.27
  5. Step 5: Solve for x
    x = 7,798,501,558.27/61,812.75
  6. Step 6: Final answer
    x = 126,163.32

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.