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Finding the Third Proportional to 83,293.50 and 118,709.75

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Solution

The third proportional to 83,293.50 and 118,709.75 is: 169,184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,293.50 : 118,709.75 = 118,709.75 : x
  2. Step 2: Convert to fraction form
    83,293.50/118,709.75 = 118,709.75/x
  3. Step 3: Cross multiply
    83,293.50x = 118,709.75 × 118,709.75
  4. Step 4: Simplify right side
    83,293.50x = 14,092,004,745.06
  5. Step 5: Solve for x
    x = 14,092,004,745.06/83,293.50
  6. Step 6: Final answer
    x = 169,184.93

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.