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Finding the Third Proportional to 87,356.25 and 130,898.25

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Solution

The third proportional to 87,356.25 and 130,898.25 is: 196,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,356.25 : 130,898.25 = 130,898.25 : x
  2. Step 2: Convert to fraction form
    87,356.25/130,898.25 = 130,898.25/x
  3. Step 3: Cross multiply
    87,356.25x = 130,898.25 × 130,898.25
  4. Step 4: Simplify right side
    87,356.25x = 17,134,351,853.06
  5. Step 5: Solve for x
    x = 17,134,351,853.06/87,356.25
  6. Step 6: Final answer
    x = 196,143.40

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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.