Home / 40,846.39-61,277.78-18,653.80

Finding the Fourth Proportional to 40,846.39, 61,277.78 and 18,653.80

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Solution

The fourth proportional to 40,846.39, 61,277.78 and 18,653.80 is: 27,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,846.39 : 61,277.78 = 18,653.80 : x
  2. Step 2: Convert to fraction form
    40,846.39/61,277.78 = 18,653.80/x
  3. Step 3: Cross multiply
    40,846.39x = 61,277.78 × 18,653.80
  4. Step 4: Simplify right side
    40,846.39x = 1,143,063,452.56
  5. Step 5: Solve for x
    x = 1,143,063,452.56/40,846.39
  6. Step 6: Final answer
    x = 27,984.44

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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.