Home / 40,682.66-61,032.71-20,694.93

Finding the Fourth Proportional to 40,682.66, 61,032.71 and 20,694.93

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Solution

The fourth proportional to 40,682.66, 61,032.71 and 20,694.93 is: 31,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,682.66 : 61,032.71 = 20,694.93 : x
  2. Step 2: Convert to fraction form
    40,682.66/61,032.71 = 20,694.93/x
  3. Step 3: Cross multiply
    40,682.66x = 61,032.71 × 20,694.93
  4. Step 4: Simplify right side
    40,682.66x = 1,263,067,796.38
  5. Step 5: Solve for x
    x = 1,263,067,796.38/40,682.66
  6. Step 6: Final answer
    x = 31,046.83

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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.