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Finding the Third Proportional to 93,818.25 and 138,245.91

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Solution

The third proportional to 93,818.25 and 138,245.91 is: 203,712.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,818.25 : 138,245.91 = 138,245.91 : x
  2. Step 2: Convert to fraction form
    93,818.25/138,245.91 = 138,245.91/x
  3. Step 3: Cross multiply
    93,818.25x = 138,245.91 × 138,245.91
  4. Step 4: Simplify right side
    93,818.25x = 19,111,930,594.88
  5. Step 5: Solve for x
    x = 19,111,930,594.88/93,818.25
  6. Step 6: Final answer
    x = 203,712.29

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.