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Finding the Third Proportional to 61,395.75 and 91,716.75

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Solution

The third proportional to 61,395.75 and 91,716.75 is: 137,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,395.75 : 91,716.75 = 91,716.75 : x
  2. Step 2: Convert to fraction form
    61,395.75/91,716.75 = 91,716.75/x
  3. Step 3: Cross multiply
    61,395.75x = 91,716.75 × 91,716.75
  4. Step 4: Simplify right side
    61,395.75x = 8,411,962,230.56
  5. Step 5: Solve for x
    x = 8,411,962,230.56/61,395.75
  6. Step 6: Final answer
    x = 137,012.13

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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.