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Finding the Fourth Proportional to 247,757.82, 342,047.44 and 163,120.92

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Solution

The fourth proportional to 247,757.82, 342,047.44 and 163,120.92 is: 225,200.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,757.82 : 342,047.44 = 163,120.92 : x
  2. Step 2: Convert to fraction form
    247,757.82/342,047.44 = 163,120.92/x
  3. Step 3: Cross multiply
    247,757.82x = 342,047.44 × 163,120.92
  4. Step 4: Simplify right side
    247,757.82x = 55,795,093,096.44
  5. Step 5: Solve for x
    x = 55,795,093,096.44/247,757.82
  6. Step 6: Final answer
    x = 225,200.13

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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.