Home / 54,837.21-82,255.47-15,394.35

Finding the Fourth Proportional to 54,837.21, 82,255.47 and 15,394.35

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Solution

The fourth proportional to 54,837.21, 82,255.47 and 15,394.35 is: 23,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.21 : 82,255.47 = 15,394.35 : x
  2. Step 2: Convert to fraction form
    54,837.21/82,255.47 = 15,394.35/x
  3. Step 3: Cross multiply
    54,837.21x = 82,255.47 × 15,394.35
  4. Step 4: Simplify right side
    54,837.21x = 1,266,269,494.59
  5. Step 5: Solve for x
    x = 1,266,269,494.59/54,837.21
  6. Step 6: Final answer
    x = 23,091.43

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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.