Home / 48,921.78-67,513.73-27,412.43

Finding the Fourth Proportional to 48,921.78, 67,513.73 and 27,412.43

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Solution

The fourth proportional to 48,921.78, 67,513.73 and 27,412.43 is: 37,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,921.78 : 67,513.73 = 27,412.43 : x
  2. Step 2: Convert to fraction form
    48,921.78/67,513.73 = 27,412.43/x
  3. Step 3: Cross multiply
    48,921.78x = 67,513.73 × 27,412.43
  4. Step 4: Simplify right side
    48,921.78x = 1,850,715,429.39
  5. Step 5: Solve for x
    x = 1,850,715,429.39/48,921.78
  6. Step 6: Final answer
    x = 37,830.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.