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Finding the Fourth Proportional to 50,672.40, 75,922.20 and 41,859.60

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Solution

The fourth proportional to 50,672.40, 75,922.20 and 41,859.60 is: 62,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,672.40 : 75,922.20 = 41,859.60 : x
  2. Step 2: Convert to fraction form
    50,672.40/75,922.20 = 41,859.60/x
  3. Step 3: Cross multiply
    50,672.40x = 75,922.20 × 41,859.60
  4. Step 4: Simplify right side
    50,672.40x = 3,178,072,923.12
  5. Step 5: Solve for x
    x = 3,178,072,923.12/50,672.40
  6. Step 6: Final answer
    x = 62,718.03

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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.