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Finding the Third Proportional to 74,412 and 110,180.25

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Solution

The third proportional to 74,412 and 110,180.25 is: 163,141.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,412 : 110,180.25 = 110,180.25 : x
  2. Step 2: Convert to fraction form
    74,412/110,180.25 = 110,180.25/x
  3. Step 3: Cross multiply
    74,412x = 110,180.25 × 110,180.25
  4. Step 4: Simplify right side
    74,412x = 12,139,687,490.06
  5. Step 5: Solve for x
    x = 12,139,687,490.06/74,412
  6. Step 6: Final answer
    x = 163,141.53

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.