Home / 35,583.20-49,099.56-20,269.88

Finding the Fourth Proportional to 35,583.20, 49,099.56 and 20,269.88

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Solution

The fourth proportional to 35,583.20, 49,099.56 and 20,269.88 is: 27,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,583.20 : 49,099.56 = 20,269.88 : x
  2. Step 2: Convert to fraction form
    35,583.20/49,099.56 = 20,269.88/x
  3. Step 3: Cross multiply
    35,583.20x = 49,099.56 × 20,269.88
  4. Step 4: Simplify right side
    35,583.20x = 995,242,189.25
  5. Step 5: Solve for x
    x = 995,242,189.25/35,583.20
  6. Step 6: Final answer
    x = 27,969.44

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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.