Home / 49,513.44-74,289.61-21,792

Finding the Fourth Proportional to 49,513.44, 74,289.61 and 21,792

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Solution

The fourth proportional to 49,513.44, 74,289.61 and 21,792 is: 32,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,513.44 : 74,289.61 = 21,792 : x
  2. Step 2: Convert to fraction form
    49,513.44/74,289.61 = 21,792/x
  3. Step 3: Cross multiply
    49,513.44x = 74,289.61 × 21,792
  4. Step 4: Simplify right side
    49,513.44x = 1,618,919,181.12
  5. Step 5: Solve for x
    x = 1,618,919,181.12/49,513.44
  6. Step 6: Final answer
    x = 32,696.56

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Why These Related Problems?

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