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Finding the Third Proportional to 18,146.25 and 37,955.81

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Solution

The third proportional to 18,146.25 and 37,955.81 is: 79,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.25 : 37,955.81 = 37,955.81 : x
  2. Step 2: Convert to fraction form
    18,146.25/37,955.81 = 37,955.81/x
  3. Step 3: Cross multiply
    18,146.25x = 37,955.81 × 37,955.81
  4. Step 4: Simplify right side
    18,146.25x = 1,440,643,702.54
  5. Step 5: Solve for x
    x = 1,440,643,702.54/18,146.25
  6. Step 6: Final answer
    x = 79,390.71

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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.