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Finding the Third Proportional to 87,007.50 and 127,946.25

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Solution

The third proportional to 87,007.50 and 127,946.25 is: 188,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,007.50 : 127,946.25 = 127,946.25 : x
  2. Step 2: Convert to fraction form
    87,007.50/127,946.25 = 127,946.25/x
  3. Step 3: Cross multiply
    87,007.50x = 127,946.25 × 127,946.25
  4. Step 4: Simplify right side
    87,007.50x = 16,370,242,889.06
  5. Step 5: Solve for x
    x = 16,370,242,889.06/87,007.50
  6. Step 6: Final answer
    x = 188,147.49

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.