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Finding the Third Proportional to 55,236.94 and 84,951.28

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Solution

The third proportional to 55,236.94 and 84,951.28 is: 130,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,236.94 : 84,951.28 = 84,951.28 : x
  2. Step 2: Convert to fraction form
    55,236.94/84,951.28 = 84,951.28/x
  3. Step 3: Cross multiply
    55,236.94x = 84,951.28 × 84,951.28
  4. Step 4: Simplify right side
    55,236.94x = 7,216,720,186.02
  5. Step 5: Solve for x
    x = 7,216,720,186.02/55,236.94
  6. Step 6: Final answer
    x = 130,650.26

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.