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Finding the Third Proportional to 67,569.19 and 100,807.03

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Solution

The third proportional to 67,569.19 and 100,807.03 is: 150,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,569.19 : 100,807.03 = 100,807.03 : x
  2. Step 2: Convert to fraction form
    67,569.19/100,807.03 = 100,807.03/x
  3. Step 3: Cross multiply
    67,569.19x = 100,807.03 × 100,807.03
  4. Step 4: Simplify right side
    67,569.19x = 10,162,057,549.44
  5. Step 5: Solve for x
    x = 10,162,057,549.44/67,569.19
  6. Step 6: Final answer
    x = 150,394.85

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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.