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Finding the Third Proportional to 25,331.06 and 55,121.63

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Solution

The third proportional to 25,331.06 and 55,121.63 is: 119,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.06 : 55,121.63 = 55,121.63 : x
  2. Step 2: Convert to fraction form
    25,331.06/55,121.63 = 55,121.63/x
  3. Step 3: Cross multiply
    25,331.06x = 55,121.63 × 55,121.63
  4. Step 4: Simplify right side
    25,331.06x = 3,038,393,542.64
  5. Step 5: Solve for x
    x = 3,038,393,542.64/25,331.06
  6. Step 6: Final answer
    x = 119,947.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.