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Finding the Third Proportional to 106,048 and 155,890

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Solution

The third proportional to 106,048 and 155,890 is: 229,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,048 : 155,890 = 155,890 : x
  2. Step 2: Convert to fraction form
    106,048/155,890 = 155,890/x
  3. Step 3: Cross multiply
    106,048x = 155,890 × 155,890
  4. Step 4: Simplify right side
    106,048x = 24,301,692,100
  5. Step 5: Solve for x
    x = 24,301,692,100/106,048
  6. Step 6: Final answer
    x = 229,157.48

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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.