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Finding the Third Proportional to 141,609.75 and 151,314.75

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Solution

The third proportional to 141,609.75 and 151,314.75 is: 161,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,609.75 : 151,314.75 = 151,314.75 : x
  2. Step 2: Convert to fraction form
    141,609.75/151,314.75 = 151,314.75/x
  3. Step 3: Cross multiply
    141,609.75x = 151,314.75 × 151,314.75
  4. Step 4: Simplify right side
    141,609.75x = 22,896,153,567.56
  5. Step 5: Solve for x
    x = 22,896,153,567.56/141,609.75
  6. Step 6: Final answer
    x = 161,684.87

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.