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Finding the Third Proportional to 108,628.31 and 159,053.91

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Solution

The third proportional to 108,628.31 and 159,053.91 is: 232,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,628.31 : 159,053.91 = 159,053.91 : x
  2. Step 2: Convert to fraction form
    108,628.31/159,053.91 = 159,053.91/x
  3. Step 3: Cross multiply
    108,628.31x = 159,053.91 × 159,053.91
  4. Step 4: Simplify right side
    108,628.31x = 25,298,145,093.38
  5. Step 5: Solve for x
    x = 25,298,145,093.38/108,628.31
  6. Step 6: Final answer
    x = 232,887.21

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.