Home / 82,578.78-113,958.09-44,853.30

Finding the Fourth Proportional to 82,578.78, 113,958.09 and 44,853.30

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Solution

The fourth proportional to 82,578.78, 113,958.09 and 44,853.30 is: 61,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,578.78 : 113,958.09 = 44,853.30 : x
  2. Step 2: Convert to fraction form
    82,578.78/113,958.09 = 44,853.30/x
  3. Step 3: Cross multiply
    82,578.78x = 113,958.09 × 44,853.30
  4. Step 4: Simplify right side
    82,578.78x = 5,111,396,398.20
  5. Step 5: Solve for x
    x = 5,111,396,398.20/82,578.78
  6. Step 6: Final answer
    x = 61,897.21

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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.