Home / 198,745.14-298,110.63-56,591.11

Finding the Fourth Proportional to 198,745.14, 298,110.63 and 56,591.11

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Solution

The fourth proportional to 198,745.14, 298,110.63 and 56,591.11 is: 84,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,745.14 : 298,110.63 = 56,591.11 : x
  2. Step 2: Convert to fraction form
    198,745.14/298,110.63 = 56,591.11/x
  3. Step 3: Cross multiply
    198,745.14x = 298,110.63 × 56,591.11
  4. Step 4: Simplify right side
    198,745.14x = 16,870,410,044.16
  5. Step 5: Solve for x
    x = 16,870,410,044.16/198,745.14
  6. Step 6: Final answer
    x = 84,884.64

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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.