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Finding the Fourth Proportional to 146,608.10, 219,912.15 and 133,048.70

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Solution

The fourth proportional to 146,608.10, 219,912.15 and 133,048.70 is: 199,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,608.10 : 219,912.15 = 133,048.70 : x
  2. Step 2: Convert to fraction form
    146,608.10/219,912.15 = 133,048.70/x
  3. Step 3: Cross multiply
    146,608.10x = 219,912.15 × 133,048.70
  4. Step 4: Simplify right side
    146,608.10x = 29,259,025,671.71
  5. Step 5: Solve for x
    x = 29,259,025,671.71/146,608.10
  6. Step 6: Final answer
    x = 199,573.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.