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Finding the Fourth Proportional to 169,270.75, 233,593.64 and 93,819.25

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Solution

The fourth proportional to 169,270.75, 233,593.64 and 93,819.25 is: 129,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,270.75 : 233,593.64 = 93,819.25 : x
  2. Step 2: Convert to fraction form
    169,270.75/233,593.64 = 93,819.25/x
  3. Step 3: Cross multiply
    169,270.75x = 233,593.64 × 93,819.25
  4. Step 4: Simplify right side
    169,270.75x = 21,915,580,109.57
  5. Step 5: Solve for x
    x = 21,915,580,109.57/169,270.75
  6. Step 6: Final answer
    x = 129,470.57

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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.