Home / 199,325.68-298,650.18-120,273.80

Finding the Fourth Proportional to 199,325.68, 298,650.18 and 120,273.80

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Solution

The fourth proportional to 199,325.68, 298,650.18 and 120,273.80 is: 180,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,325.68 : 298,650.18 = 120,273.80 : x
  2. Step 2: Convert to fraction form
    199,325.68/298,650.18 = 120,273.80/x
  3. Step 3: Cross multiply
    199,325.68x = 298,650.18 × 120,273.80
  4. Step 4: Simplify right side
    199,325.68x = 35,919,792,019.28
  5. Step 5: Solve for x
    x = 35,919,792,019.28/199,325.68
  6. Step 6: Final answer
    x = 180,206.54

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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.