Home / 199,636.26-275,169.78-141,512.46

Finding the Fourth Proportional to 199,636.26, 275,169.78 and 141,512.46

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Solution

The fourth proportional to 199,636.26, 275,169.78 and 141,512.46 is: 195,054.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,636.26 : 275,169.78 = 141,512.46 : x
  2. Step 2: Convert to fraction form
    199,636.26/275,169.78 = 141,512.46/x
  3. Step 3: Cross multiply
    199,636.26x = 275,169.78 × 141,512.46
  4. Step 4: Simplify right side
    199,636.26x = 38,939,952,485.46
  5. Step 5: Solve for x
    x = 38,939,952,485.46/199,636.26
  6. Step 6: Final answer
    x = 195,054.51

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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.