Home / 66,924.94-92,364.14-40,067.44

Finding the Fourth Proportional to 66,924.94, 92,364.14 and 40,067.44

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Solution

The fourth proportional to 66,924.94, 92,364.14 and 40,067.44 is: 55,297.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924.94 : 92,364.14 = 40,067.44 : x
  2. Step 2: Convert to fraction form
    66,924.94/92,364.14 = 40,067.44/x
  3. Step 3: Cross multiply
    66,924.94x = 92,364.14 × 40,067.44
  4. Step 4: Simplify right side
    66,924.94x = 3,700,794,637.60
  5. Step 5: Solve for x
    x = 3,700,794,637.60/66,924.94
  6. Step 6: Final answer
    x = 55,297.69

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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.