Home / 49,468.78-74,175.42-21,371.29

Finding the Fourth Proportional to 49,468.78, 74,175.42 and 21,371.29

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Solution

The fourth proportional to 49,468.78, 74,175.42 and 21,371.29 is: 32,044.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,468.78 : 74,175.42 = 21,371.29 : x
  2. Step 2: Convert to fraction form
    49,468.78/74,175.42 = 21,371.29/x
  3. Step 3: Cross multiply
    49,468.78x = 74,175.42 × 21,371.29
  4. Step 4: Simplify right side
    49,468.78x = 1,585,224,411.69
  5. Step 5: Solve for x
    x = 1,585,224,411.69/49,468.78
  6. Step 6: Final answer
    x = 32,044.95

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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.