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Finding the Third Proportional to 79,173.63 and 118,864.38

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Solution

The third proportional to 79,173.63 and 118,864.38 is: 178,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,173.63 : 118,864.38 = 118,864.38 : x
  2. Step 2: Convert to fraction form
    79,173.63/118,864.38 = 118,864.38/x
  3. Step 3: Cross multiply
    79,173.63x = 118,864.38 × 118,864.38
  4. Step 4: Simplify right side
    79,173.63x = 14,128,739,644.14
  5. Step 5: Solve for x
    x = 14,128,739,644.14/79,173.63
  6. Step 6: Final answer
    x = 178,452.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.