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Finding the Third Proportional to 27,138 and 58,803.75

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Solution

The third proportional to 27,138 and 58,803.75 is: 127,418.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138 : 58,803.75 = 58,803.75 : x
  2. Step 2: Convert to fraction form
    27,138/58,803.75 = 58,803.75/x
  3. Step 3: Cross multiply
    27,138x = 58,803.75 × 58,803.75
  4. Step 4: Simplify right side
    27,138x = 3,457,881,014.06
  5. Step 5: Solve for x
    x = 3,457,881,014.06/27,138
  6. Step 6: Final answer
    x = 127,418.42

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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.