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Finding the Third Proportional to 87,549.75 and 130,048.88

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Solution

The third proportional to 87,549.75 and 130,048.88 is: 193,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,549.75 : 130,048.88 = 130,048.88 : x
  2. Step 2: Convert to fraction form
    87,549.75/130,048.88 = 130,048.88/x
  3. Step 3: Cross multiply
    87,549.75x = 130,048.88 × 130,048.88
  4. Step 4: Simplify right side
    87,549.75x = 16,912,709,888.77
  5. Step 5: Solve for x
    x = 16,912,709,888.77/87,549.75
  6. Step 6: Final answer
    x = 193,178.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.