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Finding the Third Proportional to 18,583.80 and 37,816.88

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Solution

The third proportional to 18,583.80 and 37,816.88 is: 76,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.80 : 37,816.88 = 37,816.88 : x
  2. Step 2: Convert to fraction form
    18,583.80/37,816.88 = 37,816.88/x
  3. Step 3: Cross multiply
    18,583.80x = 37,816.88 × 37,816.88
  4. Step 4: Simplify right side
    18,583.80x = 1,430,116,034.77
  5. Step 5: Solve for x
    x = 1,430,116,034.77/18,583.80
  6. Step 6: Final answer
    x = 76,954.96

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.