Home / 202,197.72-303,297.78-89,851.52

Finding the Fourth Proportional to 202,197.72, 303,297.78 and 89,851.52

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Solution

The fourth proportional to 202,197.72, 303,297.78 and 89,851.52 is: 134,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,197.72 : 303,297.78 = 89,851.52 : x
  2. Step 2: Convert to fraction form
    202,197.72/303,297.78 = 89,851.52/x
  3. Step 3: Cross multiply
    202,197.72x = 303,297.78 × 89,851.52
  4. Step 4: Simplify right side
    202,197.72x = 27,251,766,545.63
  5. Step 5: Solve for x
    x = 27,251,766,545.63/202,197.72
  6. Step 6: Final answer
    x = 134,777.81

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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.