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Finding the Fourth Proportional to 36,366.08, 50,128 and 33,315.21

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Solution

The fourth proportional to 36,366.08, 50,128 and 33,315.21 is: 45,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,366.08 : 50,128 = 33,315.21 : x
  2. Step 2: Convert to fraction form
    36,366.08/50,128 = 33,315.21/x
  3. Step 3: Cross multiply
    36,366.08x = 50,128 × 33,315.21
  4. Step 4: Simplify right side
    36,366.08x = 1,670,024,846.88
  5. Step 5: Solve for x
    x = 1,670,024,846.88/36,366.08
  6. Step 6: Final answer
    x = 45,922.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.