Home / 198,880.48-298,231.44-58,589.92

Finding the Fourth Proportional to 198,880.48, 298,231.44 and 58,589.92

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Solution

The fourth proportional to 198,880.48, 298,231.44 and 58,589.92 is: 87,858.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,880.48 : 298,231.44 = 58,589.92 : x
  2. Step 2: Convert to fraction form
    198,880.48/298,231.44 = 58,589.92/x
  3. Step 3: Cross multiply
    198,880.48x = 298,231.44 × 58,589.92
  4. Step 4: Simplify right side
    198,880.48x = 17,473,356,211.08
  5. Step 5: Solve for x
    x = 17,473,356,211.08/198,880.48
  6. Step 6: Final answer
    x = 87,858.58

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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.