Home / 69,238.08-103,815.51-27,067.94

Finding the Fourth Proportional to 69,238.08, 103,815.51 and 27,067.94

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Solution

The fourth proportional to 69,238.08, 103,815.51 and 27,067.94 is: 40,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,238.08 : 103,815.51 = 27,067.94 : x
  2. Step 2: Convert to fraction form
    69,238.08/103,815.51 = 27,067.94/x
  3. Step 3: Cross multiply
    69,238.08x = 103,815.51 × 27,067.94
  4. Step 4: Simplify right side
    69,238.08x = 2,810,071,476.67
  5. Step 5: Solve for x
    x = 2,810,071,476.67/69,238.08
  6. Step 6: Final answer
    x = 40,585.64

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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.