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Finding the Third Proportional to 25,221.38 and 54,887.63

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Solution

The third proportional to 25,221.38 and 54,887.63 is: 119,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.38 : 54,887.63 = 54,887.63 : x
  2. Step 2: Convert to fraction form
    25,221.38/54,887.63 = 54,887.63/x
  3. Step 3: Cross multiply
    25,221.38x = 54,887.63 × 54,887.63
  4. Step 4: Simplify right side
    25,221.38x = 3,012,651,378.14
  5. Step 5: Solve for x
    x = 3,012,651,378.14/25,221.38
  6. Step 6: Final answer
    x = 119,448.34

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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.