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Finding the Fourth Proportional to 14,850.93, 20,493.48 and 8,135.28

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Solution

The fourth proportional to 14,850.93, 20,493.48 and 8,135.28 is: 11,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.93 : 20,493.48 = 8,135.28 : x
  2. Step 2: Convert to fraction form
    14,850.93/20,493.48 = 8,135.28/x
  3. Step 3: Cross multiply
    14,850.93x = 20,493.48 × 8,135.28
  4. Step 4: Simplify right side
    14,850.93x = 166,720,197.97
  5. Step 5: Solve for x
    x = 166,720,197.97/14,850.93
  6. Step 6: Final answer
    x = 11,226.25

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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.