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Finding the Third Proportional to 53,187 and 115,110

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Solution

The third proportional to 53,187 and 115,110 is: 249,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,187 : 115,110 = 115,110 : x
  2. Step 2: Convert to fraction form
    53,187/115,110 = 115,110/x
  3. Step 3: Cross multiply
    53,187x = 115,110 × 115,110
  4. Step 4: Simplify right side
    53,187x = 13,250,312,100
  5. Step 5: Solve for x
    x = 13,250,312,100/53,187
  6. Step 6: Final answer
    x = 249,126.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.