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Finding the Third Proportional to 54,856.50 and 118,035.75

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Solution

The third proportional to 54,856.50 and 118,035.75 is: 253,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.50 : 118,035.75 = 118,035.75 : x
  2. Step 2: Convert to fraction form
    54,856.50/118,035.75 = 118,035.75/x
  3. Step 3: Cross multiply
    54,856.50x = 118,035.75 × 118,035.75
  4. Step 4: Simplify right side
    54,856.50x = 13,932,438,278.06
  5. Step 5: Solve for x
    x = 13,932,438,278.06/54,856.50
  6. Step 6: Final answer
    x = 253,979.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.