Home / 82,511.11-113,865.92-44,785.36

Finding the Fourth Proportional to 82,511.11, 113,865.92 and 44,785.36

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Solution

The fourth proportional to 82,511.11, 113,865.92 and 44,785.36 is: 61,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,511.11 : 113,865.92 = 44,785.36 : x
  2. Step 2: Convert to fraction form
    82,511.11/113,865.92 = 44,785.36/x
  3. Step 3: Cross multiply
    82,511.11x = 113,865.92 × 44,785.36
  4. Step 4: Simplify right side
    82,511.11x = 5,099,526,218.93
  5. Step 5: Solve for x
    x = 5,099,526,218.93/82,511.11
  6. Step 6: Final answer
    x = 61,804.12

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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.