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Finding the Third Proportional to 25,453.50 and 55,263

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Solution

The third proportional to 25,453.50 and 55,263 is: 119,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.50 : 55,263 = 55,263 : x
  2. Step 2: Convert to fraction form
    25,453.50/55,263 = 55,263/x
  3. Step 3: Cross multiply
    25,453.50x = 55,263 × 55,263
  4. Step 4: Simplify right side
    25,453.50x = 3,053,999,169
  5. Step 5: Solve for x
    x = 3,053,999,169/25,453.50
  6. Step 6: Final answer
    x = 119,983.47

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.