Home / 48,972.78-67,487.66-33,029.54

Finding the Fourth Proportional to 48,972.78, 67,487.66 and 33,029.54

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Solution

The fourth proportional to 48,972.78, 67,487.66 and 33,029.54 is: 45,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,972.78 : 67,487.66 = 33,029.54 : x
  2. Step 2: Convert to fraction form
    48,972.78/67,487.66 = 33,029.54/x
  3. Step 3: Cross multiply
    48,972.78x = 67,487.66 × 33,029.54
  4. Step 4: Simplify right side
    48,972.78x = 2,229,086,365.48
  5. Step 5: Solve for x
    x = 2,229,086,365.48/48,972.78
  6. Step 6: Final answer
    x = 45,516.84

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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.