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Finding the Third Proportional to 69,079.87 and 109,847.87

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Solution

The third proportional to 69,079.87 and 109,847.87 is: 174,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,079.87 : 109,847.87 = 109,847.87 : x
  2. Step 2: Convert to fraction form
    69,079.87/109,847.87 = 109,847.87/x
  3. Step 3: Cross multiply
    69,079.87x = 109,847.87 × 109,847.87
  4. Step 4: Simplify right side
    69,079.87x = 12,066,553,496.55
  5. Step 5: Solve for x
    x = 12,066,553,496.55/69,079.87
  6. Step 6: Final answer
    x = 174,675.40

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.