Home / 54,835.94-82,066.78-45,961.29

Finding the Fourth Proportional to 54,835.94, 82,066.78 and 45,961.29

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Solution

The fourth proportional to 54,835.94, 82,066.78 and 45,961.29 is: 68,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,835.94 : 82,066.78 = 45,961.29 : x
  2. Step 2: Convert to fraction form
    54,835.94/82,066.78 = 45,961.29/x
  3. Step 3: Cross multiply
    54,835.94x = 82,066.78 × 45,961.29
  4. Step 4: Simplify right side
    54,835.94x = 3,771,895,074.95
  5. Step 5: Solve for x
    x = 3,771,895,074.95/54,835.94
  6. Step 6: Final answer
    x = 68,785.09

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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.