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Finding the Third Proportional to 58,116 and 87,174

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Solution

The third proportional to 58,116 and 87,174 is: 130,761

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,116 : 87,174 = 87,174 : x
  2. Step 2: Convert to fraction form
    58,116/87,174 = 87,174/x
  3. Step 3: Cross multiply
    58,116x = 87,174 × 87,174
  4. Step 4: Simplify right side
    58,116x = 7,599,306,276
  5. Step 5: Solve for x
    x = 7,599,306,276/58,116
  6. Step 6: Final answer
    x = 130,761

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.