Home / 185,786.33-278,674.37-59,425.57

Finding the Fourth Proportional to 185,786.33, 278,674.37 and 59,425.57

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Solution

The fourth proportional to 185,786.33, 278,674.37 and 59,425.57 is: 89,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,786.33 : 278,674.37 = 59,425.57 : x
  2. Step 2: Convert to fraction form
    185,786.33/278,674.37 = 59,425.57/x
  3. Step 3: Cross multiply
    185,786.33x = 278,674.37 × 59,425.57
  4. Step 4: Simplify right side
    185,786.33x = 16,560,384,673.74
  5. Step 5: Solve for x
    x = 16,560,384,673.74/185,786.33
  6. Step 6: Final answer
    x = 89,136.72

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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.