Home / 157,993.10-218,033.07-94,336.46

Finding the Fourth Proportional to 157,993.10, 218,033.07 and 94,336.46

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Solution

The fourth proportional to 157,993.10, 218,033.07 and 94,336.46 is: 130,185.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,993.10 : 218,033.07 = 94,336.46 : x
  2. Step 2: Convert to fraction form
    157,993.10/218,033.07 = 94,336.46/x
  3. Step 3: Cross multiply
    157,993.10x = 218,033.07 × 94,336.46
  4. Step 4: Simplify right side
    157,993.10x = 20,568,467,986.73
  5. Step 5: Solve for x
    x = 20,568,467,986.73/157,993.10
  6. Step 6: Final answer
    x = 130,185.86

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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.