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Finding the Third Proportional to 37,637.63 and 81,775.13

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Solution

The third proportional to 37,637.63 and 81,775.13 is: 177,672.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637.63 : 81,775.13 = 81,775.13 : x
  2. Step 2: Convert to fraction form
    37,637.63/81,775.13 = 81,775.13/x
  3. Step 3: Cross multiply
    37,637.63x = 81,775.13 × 81,775.13
  4. Step 4: Simplify right side
    37,637.63x = 6,687,171,068.77
  5. Step 5: Solve for x
    x = 6,687,171,068.77/37,637.63
  6. Step 6: Final answer
    x = 177,672.50

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.