Home / 82,396.64-123,604.86-29,077.62

Finding the Fourth Proportional to 82,396.64, 123,604.86 and 29,077.62

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Solution

The fourth proportional to 82,396.64, 123,604.86 and 29,077.62 is: 43,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,396.64 : 123,604.86 = 29,077.62 : x
  2. Step 2: Convert to fraction form
    82,396.64/123,604.86 = 29,077.62/x
  3. Step 3: Cross multiply
    82,396.64x = 123,604.86 × 29,077.62
  4. Step 4: Simplify right side
    82,396.64x = 3,594,135,234.43
  5. Step 5: Solve for x
    x = 3,594,135,234.43/82,396.64
  6. Step 6: Final answer
    x = 43,619.92

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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.