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Finding the Fourth Proportional to 168,601.70, 252,870.15 and 50,276.90

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Solution

The fourth proportional to 168,601.70, 252,870.15 and 50,276.90 is: 75,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,601.70 : 252,870.15 = 50,276.90 : x
  2. Step 2: Convert to fraction form
    168,601.70/252,870.15 = 50,276.90/x
  3. Step 3: Cross multiply
    168,601.70x = 252,870.15 × 50,276.90
  4. Step 4: Simplify right side
    168,601.70x = 12,713,527,244.54
  5. Step 5: Solve for x
    x = 12,713,527,244.54/168,601.70
  6. Step 6: Final answer
    x = 75,405.69

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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.