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Finding the Third Proportional to 107,005.50 and 160,215.75

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Solution

The third proportional to 107,005.50 and 160,215.75 is: 239,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,005.50 : 160,215.75 = 160,215.75 : x
  2. Step 2: Convert to fraction form
    107,005.50/160,215.75 = 160,215.75/x
  3. Step 3: Cross multiply
    107,005.50x = 160,215.75 × 160,215.75
  4. Step 4: Simplify right side
    107,005.50x = 25,669,086,548.06
  5. Step 5: Solve for x
    x = 25,669,086,548.06/107,005.50
  6. Step 6: Final answer
    x = 239,885.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.