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Finding the Third Proportional to 86,670 and 133,032.38

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Solution

The third proportional to 86,670 and 133,032.38 is: 204,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,670 : 133,032.38 = 133,032.38 : x
  2. Step 2: Convert to fraction form
    86,670/133,032.38 = 133,032.38/x
  3. Step 3: Cross multiply
    86,670x = 133,032.38 × 133,032.38
  4. Step 4: Simplify right side
    86,670x = 17,697,612,798.14
  5. Step 5: Solve for x
    x = 17,697,612,798.14/86,670
  6. Step 6: Final answer
    x = 204,195.37

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.