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Finding the Third Proportional to 25,020 and 53,868

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Solution

The third proportional to 25,020 and 53,868 is: 115,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020 : 53,868 = 53,868 : x
  2. Step 2: Convert to fraction form
    25,020/53,868 = 53,868/x
  3. Step 3: Cross multiply
    25,020x = 53,868 × 53,868
  4. Step 4: Simplify right side
    25,020x = 2,901,761,424
  5. Step 5: Solve for x
    x = 2,901,761,424/25,020
  6. Step 6: Final answer
    x = 115,977.67

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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.