Home / 48,744.72-67,272.23-29,620.07

Finding the Fourth Proportional to 48,744.72, 67,272.23 and 29,620.07

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Solution

The fourth proportional to 48,744.72, 67,272.23 and 29,620.07 is: 40,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,744.72 : 67,272.23 = 29,620.07 : x
  2. Step 2: Convert to fraction form
    48,744.72/67,272.23 = 29,620.07/x
  3. Step 3: Cross multiply
    48,744.72x = 67,272.23 × 29,620.07
  4. Step 4: Simplify right side
    48,744.72x = 1,992,608,161.66
  5. Step 5: Solve for x
    x = 1,992,608,161.66/48,744.72
  6. Step 6: Final answer
    x = 40,878.44

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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.