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Finding the Fourth Proportional to 168,034.56, 231,880.80 and 92,578.56

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Solution

The fourth proportional to 168,034.56, 231,880.80 and 92,578.56 is: 127,754.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,034.56 : 231,880.80 = 92,578.56 : x
  2. Step 2: Convert to fraction form
    168,034.56/231,880.80 = 92,578.56/x
  3. Step 3: Cross multiply
    168,034.56x = 231,880.80 × 92,578.56
  4. Step 4: Simplify right side
    168,034.56x = 21,467,190,555.65
  5. Step 5: Solve for x
    x = 21,467,190,555.65/168,034.56
  6. Step 6: Final answer
    x = 127,754.62

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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.