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Finding the Third Proportional to 51,016 and 74,968

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Solution

The third proportional to 51,016 and 74,968 is: 110,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,016 : 74,968 = 74,968 : x
  2. Step 2: Convert to fraction form
    51,016/74,968 = 74,968/x
  3. Step 3: Cross multiply
    51,016x = 74,968 × 74,968
  4. Step 4: Simplify right side
    51,016x = 5,620,201,024
  5. Step 5: Solve for x
    x = 5,620,201,024/51,016
  6. Step 6: Final answer
    x = 110,165.46

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.