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Finding the Third Proportional to 23,142 and 47,925

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Solution

The third proportional to 23,142 and 47,925 is: 99,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142 : 47,925 = 47,925 : x
  2. Step 2: Convert to fraction form
    23,142/47,925 = 47,925/x
  3. Step 3: Cross multiply
    23,142x = 47,925 × 47,925
  4. Step 4: Simplify right side
    23,142x = 2,296,805,625
  5. Step 5: Solve for x
    x = 2,296,805,625/23,142
  6. Step 6: Final answer
    x = 99,248.36

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.