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Finding the Third Proportional to 81,495.07 and 124,664.06

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Solution

The third proportional to 81,495.07 and 124,664.06 is: 190,700.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,495.07 : 124,664.06 = 124,664.06 : x
  2. Step 2: Convert to fraction form
    81,495.07/124,664.06 = 124,664.06/x
  3. Step 3: Cross multiply
    81,495.07x = 124,664.06 × 124,664.06
  4. Step 4: Simplify right side
    81,495.07x = 15,541,128,479.00
  5. Step 5: Solve for x
    x = 15,541,128,479.00/81,495.07
  6. Step 6: Final answer
    x = 190,700.23

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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.