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Finding the Third Proportional to 106,130 and 156,765

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Solution

The third proportional to 106,130 and 156,765 is: 231,558.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,130 : 156,765 = 156,765 : x
  2. Step 2: Convert to fraction form
    106,130/156,765 = 156,765/x
  3. Step 3: Cross multiply
    106,130x = 156,765 × 156,765
  4. Step 4: Simplify right side
    106,130x = 24,575,265,225
  5. Step 5: Solve for x
    x = 24,575,265,225/106,130
  6. Step 6: Final answer
    x = 231,558.14

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.