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Finding the Fourth Proportional to 162,672.48, 244,021.01 and 50,364.55

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Solution

The fourth proportional to 162,672.48, 244,021.01 and 50,364.55 is: 75,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,672.48 : 244,021.01 = 50,364.55 : x
  2. Step 2: Convert to fraction form
    162,672.48/244,021.01 = 50,364.55/x
  3. Step 3: Cross multiply
    162,672.48x = 244,021.01 × 50,364.55
  4. Step 4: Simplify right side
    162,672.48x = 12,290,008,359.20
  5. Step 5: Solve for x
    x = 12,290,008,359.20/162,672.48
  6. Step 6: Final answer
    x = 75,550.63

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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.