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Finding the Fourth Proportional to 177,365.89, 244,743.39 and 100,894.70

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Solution

The fourth proportional to 177,365.89, 244,743.39 and 100,894.70 is: 139,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,365.89 : 244,743.39 = 100,894.70 : x
  2. Step 2: Convert to fraction form
    177,365.89/244,743.39 = 100,894.70/x
  3. Step 3: Cross multiply
    177,365.89x = 244,743.39 × 100,894.70
  4. Step 4: Simplify right side
    177,365.89x = 24,693,310,911.03
  5. Step 5: Solve for x
    x = 24,693,310,911.03/177,365.89
  6. Step 6: Final answer
    x = 139,222.43

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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.