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Finding the Third Proportional to 69,558.75 and 100,207.13

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Solution

The third proportional to 69,558.75 and 100,207.13 is: 144,359.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,558.75 : 100,207.13 = 100,207.13 : x
  2. Step 2: Convert to fraction form
    69,558.75/100,207.13 = 100,207.13/x
  3. Step 3: Cross multiply
    69,558.75x = 100,207.13 × 100,207.13
  4. Step 4: Simplify right side
    69,558.75x = 10,041,467,900.77
  5. Step 5: Solve for x
    x = 10,041,467,900.77/69,558.75
  6. Step 6: Final answer
    x = 144,359.52

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.