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Finding the Fourth Proportional to 169,357.54, 233,723.90 and 93,906.04

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Solution

The fourth proportional to 169,357.54, 233,723.90 and 93,906.04 is: 129,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,357.54 : 233,723.90 = 93,906.04 : x
  2. Step 2: Convert to fraction form
    169,357.54/233,723.90 = 93,906.04/x
  3. Step 3: Cross multiply
    169,357.54x = 233,723.90 × 93,906.04
  4. Step 4: Simplify right side
    169,357.54x = 21,948,085,902.36
  5. Step 5: Solve for x
    x = 21,948,085,902.36/169,357.54
  6. Step 6: Final answer
    x = 129,596.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.