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Finding the Third Proportional to 52,129 and 113,815.75

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Solution

The third proportional to 52,129 and 113,815.75 is: 248,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,129 : 113,815.75 = 113,815.75 : x
  2. Step 2: Convert to fraction form
    52,129/113,815.75 = 113,815.75/x
  3. Step 3: Cross multiply
    52,129x = 113,815.75 × 113,815.75
  4. Step 4: Simplify right side
    52,129x = 12,954,024,948.06
  5. Step 5: Solve for x
    x = 12,954,024,948.06/52,129
  6. Step 6: Final answer
    x = 248,499.39

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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.