Home / 49,880.72-74,823.96-20,283.44

Finding the Fourth Proportional to 49,880.72, 74,823.96 and 20,283.44

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Solution

The fourth proportional to 49,880.72, 74,823.96 and 20,283.44 is: 30,426.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,880.72 : 74,823.96 = 20,283.44 : x
  2. Step 2: Convert to fraction form
    49,880.72/74,823.96 = 20,283.44/x
  3. Step 3: Cross multiply
    49,880.72x = 74,823.96 × 20,283.44
  4. Step 4: Simplify right side
    49,880.72x = 1,517,687,303.22
  5. Step 5: Solve for x
    x = 1,517,687,303.22/49,880.72
  6. Step 6: Final answer
    x = 30,426.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.