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Finding the Fourth Proportional to 367,164.18, 550,640.34 and 100,933.38

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Solution

The fourth proportional to 367,164.18, 550,640.34 and 100,933.38 is: 151,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,164.18 : 550,640.34 = 100,933.38 : x
  2. Step 2: Convert to fraction form
    367,164.18/550,640.34 = 100,933.38/x
  3. Step 3: Cross multiply
    367,164.18x = 550,640.34 × 100,933.38
  4. Step 4: Simplify right side
    367,164.18x = 55,577,990,680.55
  5. Step 5: Solve for x
    x = 55,577,990,680.55/367,164.18
  6. Step 6: Final answer
    x = 151,370.95

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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.