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Finding the Fourth Proportional to 168,571.90, 252,908.59 and 50,243.23

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Solution

The fourth proportional to 168,571.90, 252,908.59 and 50,243.23 is: 75,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,571.90 : 252,908.59 = 50,243.23 : x
  2. Step 2: Convert to fraction form
    168,571.90/252,908.59 = 50,243.23/x
  3. Step 3: Cross multiply
    168,571.90x = 252,908.59 × 50,243.23
  4. Step 4: Simplify right side
    168,571.90x = 12,706,943,698.47
  5. Step 5: Solve for x
    x = 12,706,943,698.47/168,571.90
  6. Step 6: Final answer
    x = 75,379.96

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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.