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Finding the Third Proportional to 108,538.88 and 167,730.75

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Solution

The third proportional to 108,538.88 and 167,730.75 is: 259,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,538.88 : 167,730.75 = 167,730.75 : x
  2. Step 2: Convert to fraction form
    108,538.88/167,730.75 = 167,730.75/x
  3. Step 3: Cross multiply
    108,538.88x = 167,730.75 × 167,730.75
  4. Step 4: Simplify right side
    108,538.88x = 28,133,604,495.56
  5. Step 5: Solve for x
    x = 28,133,604,495.56/108,538.88
  6. Step 6: Final answer
    x = 259,203.02

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.