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Finding the Fourth Proportional to 177,480.78, 244,933.39 and 96,915.78

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Solution

The fourth proportional to 177,480.78, 244,933.39 and 96,915.78 is: 133,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,480.78 : 244,933.39 = 96,915.78 : x
  2. Step 2: Convert to fraction form
    177,480.78/244,933.39 = 96,915.78/x
  3. Step 3: Cross multiply
    177,480.78x = 244,933.39 × 96,915.78
  4. Step 4: Simplify right side
    177,480.78x = 23,737,910,539.89
  5. Step 5: Solve for x
    x = 23,737,910,539.89/177,480.78
  6. Step 6: Final answer
    x = 133,749.19

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1.5x scale

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.