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Finding the Third Proportional to 55,886.63 and 108,961.88

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Solution

The third proportional to 55,886.63 and 108,961.88 is: 212,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,886.63 : 108,961.88 = 108,961.88 : x
  2. Step 2: Convert to fraction form
    55,886.63/108,961.88 = 108,961.88/x
  3. Step 3: Cross multiply
    55,886.63x = 108,961.88 × 108,961.88
  4. Step 4: Simplify right side
    55,886.63x = 11,872,690,203.52
  5. Step 5: Solve for x
    x = 11,872,690,203.52/55,886.63
  6. Step 6: Final answer
    x = 212,442.43

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.