Home / 148,181.36-204,490.74-80,198.33

Finding the Fourth Proportional to 148,181.36, 204,490.74 and 80,198.33

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Solution

The fourth proportional to 148,181.36, 204,490.74 and 80,198.33 is: 110,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,181.36 : 204,490.74 = 80,198.33 : x
  2. Step 2: Convert to fraction form
    148,181.36/204,490.74 = 80,198.33/x
  3. Step 3: Cross multiply
    148,181.36x = 204,490.74 × 80,198.33
  4. Step 4: Simplify right side
    148,181.36x = 16,399,814,826.01
  5. Step 5: Solve for x
    x = 16,399,814,826.01/148,181.36
  6. Step 6: Final answer
    x = 110,673.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.