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Finding the Third Proportional to 89,452.88 and 121,054.88

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Solution

The third proportional to 89,452.88 and 121,054.88 is: 163,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,452.88 : 121,054.88 = 121,054.88 : x
  2. Step 2: Convert to fraction form
    89,452.88/121,054.88 = 121,054.88/x
  3. Step 3: Cross multiply
    89,452.88x = 121,054.88 × 121,054.88
  4. Step 4: Simplify right side
    89,452.88x = 14,654,282,761.27
  5. Step 5: Solve for x
    x = 14,654,282,761.27/89,452.88
  6. Step 6: Final answer
    x = 163,821.26

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.