Home / 198,986.66-298,512.39-58,759.46

Finding the Fourth Proportional to 198,986.66, 298,512.39 and 58,759.46

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Solution

The fourth proportional to 198,986.66, 298,512.39 and 58,759.46 is: 88,148.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,986.66 : 298,512.39 = 58,759.46 : x
  2. Step 2: Convert to fraction form
    198,986.66/298,512.39 = 58,759.46/x
  3. Step 3: Cross multiply
    198,986.66x = 298,512.39 × 58,759.46
  4. Step 4: Simplify right side
    198,986.66x = 17,540,426,839.71
  5. Step 5: Solve for x
    x = 17,540,426,839.71/198,986.66
  6. Step 6: Final answer
    x = 88,148.76

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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.