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Finding the Fourth Proportional to 168,470.66, 252,742.44 and 50,151.53

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Solution

The fourth proportional to 168,470.66, 252,742.44 and 50,151.53 is: 75,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,470.66 : 252,742.44 = 50,151.53 : x
  2. Step 2: Convert to fraction form
    168,470.66/252,742.44 = 50,151.53/x
  3. Step 3: Cross multiply
    168,470.66x = 252,742.44 × 50,151.53
  4. Step 4: Simplify right side
    168,470.66x = 12,675,420,061.93
  5. Step 5: Solve for x
    x = 12,675,420,061.93/168,470.66
  6. Step 6: Final answer
    x = 75,238.15

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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.