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Finding the Fourth Proportional to 36,149.58, 49,884.08 and 20,233.89

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Solution

The fourth proportional to 36,149.58, 49,884.08 and 20,233.89 is: 27,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.58 : 49,884.08 = 20,233.89 : x
  2. Step 2: Convert to fraction form
    36,149.58/49,884.08 = 20,233.89/x
  3. Step 3: Cross multiply
    36,149.58x = 49,884.08 × 20,233.89
  4. Step 4: Simplify right side
    36,149.58x = 1,009,348,886.30
  5. Step 5: Solve for x
    x = 1,009,348,886.30/36,149.58
  6. Step 6: Final answer
    x = 27,921.46

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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.