Home / 54,297.01-74,927.77-30,422.49

Finding the Fourth Proportional to 54,297.01, 74,927.77 and 30,422.49

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Solution

The fourth proportional to 54,297.01, 74,927.77 and 30,422.49 is: 41,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,297.01 : 74,927.77 = 30,422.49 : x
  2. Step 2: Convert to fraction form
    54,297.01/74,927.77 = 30,422.49/x
  3. Step 3: Cross multiply
    54,297.01x = 74,927.77 × 30,422.49
  4. Step 4: Simplify right side
    54,297.01x = 2,279,489,333.55
  5. Step 5: Solve for x
    x = 2,279,489,333.55/54,297.01
  6. Step 6: Final answer
    x = 41,981.86

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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.