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Finding the Fourth Proportional to 110,481.78, 152,464.80 and 60,180.78

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Solution

The fourth proportional to 110,481.78, 152,464.80 and 60,180.78 is: 83,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,481.78 : 152,464.80 = 60,180.78 : x
  2. Step 2: Convert to fraction form
    110,481.78/152,464.80 = 60,180.78/x
  3. Step 3: Cross multiply
    110,481.78x = 152,464.80 × 60,180.78
  4. Step 4: Simplify right side
    110,481.78x = 9,175,450,586.54
  5. Step 5: Solve for x
    x = 9,175,450,586.54/110,481.78
  6. Step 6: Final answer
    x = 83,049.45

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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.