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Finding the Third Proportional to 72,076.50 and 107,524.13

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Solution

The third proportional to 72,076.50 and 107,524.13 is: 160,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,076.50 : 107,524.13 = 107,524.13 : x
  2. Step 2: Convert to fraction form
    72,076.50/107,524.13 = 107,524.13/x
  3. Step 3: Cross multiply
    72,076.50x = 107,524.13 × 107,524.13
  4. Step 4: Simplify right side
    72,076.50x = 11,561,437,457.02
  5. Step 5: Solve for x
    x = 11,561,437,457.02/72,076.50
  6. Step 6: Final answer
    x = 160,405.09

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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.