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Finding the Third Proportional to 68,885.91 and 104,367.08

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Solution

The third proportional to 68,885.91 and 104,367.08 is: 158,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,885.91 : 104,367.08 = 104,367.08 : x
  2. Step 2: Convert to fraction form
    68,885.91/104,367.08 = 104,367.08/x
  3. Step 3: Cross multiply
    68,885.91x = 104,367.08 × 104,367.08
  4. Step 4: Simplify right side
    68,885.91x = 10,892,486,588.67
  5. Step 5: Solve for x
    x = 10,892,486,588.67/68,885.91
  6. Step 6: Final answer
    x = 158,123.57

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.