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Finding the Third Proportional to 103,558.50 and 151,939.13

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Solution

The third proportional to 103,558.50 and 151,939.13 is: 222,922.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,558.50 : 151,939.13 = 151,939.13 : x
  2. Step 2: Convert to fraction form
    103,558.50/151,939.13 = 151,939.13/x
  3. Step 3: Cross multiply
    103,558.50x = 151,939.13 × 151,939.13
  4. Step 4: Simplify right side
    103,558.50x = 23,085,497,705.77
  5. Step 5: Solve for x
    x = 23,085,497,705.77/103,558.50
  6. Step 6: Final answer
    x = 222,922.29

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.