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Finding the Third Proportional to 47,942 and 75,044

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Solution

The third proportional to 47,942 and 75,044 is: 117,466.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,942 : 75,044 = 75,044 : x
  2. Step 2: Convert to fraction form
    47,942/75,044 = 75,044/x
  3. Step 3: Cross multiply
    47,942x = 75,044 × 75,044
  4. Step 4: Simplify right side
    47,942x = 5,631,601,936
  5. Step 5: Solve for x
    x = 5,631,601,936/47,942
  6. Step 6: Final answer
    x = 117,466.98

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.