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Finding the Third Proportional to 58,110 and 87,087

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Solution

The third proportional to 58,110 and 87,087 is: 130,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,110 : 87,087 = 87,087 : x
  2. Step 2: Convert to fraction form
    58,110/87,087 = 87,087/x
  3. Step 3: Cross multiply
    58,110x = 87,087 × 87,087
  4. Step 4: Simplify right side
    58,110x = 7,584,145,569
  5. Step 5: Solve for x
    x = 7,584,145,569/58,110
  6. Step 6: Final answer
    x = 130,513.60

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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.