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Finding the Third Proportional to 72,628.88 and 106,053.75

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Solution

The third proportional to 72,628.88 and 106,053.75 is: 154,861.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,628.88 : 106,053.75 = 106,053.75 : x
  2. Step 2: Convert to fraction form
    72,628.88/106,053.75 = 106,053.75/x
  3. Step 3: Cross multiply
    72,628.88x = 106,053.75 × 106,053.75
  4. Step 4: Simplify right side
    72,628.88x = 11,247,397,889.06
  5. Step 5: Solve for x
    x = 11,247,397,889.06/72,628.88
  6. Step 6: Final answer
    x = 154,861.24

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.