Home / 148,247.06-204,582.60-80,265.54

Finding the Fourth Proportional to 148,247.06, 204,582.60 and 80,265.54

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Solution

The fourth proportional to 148,247.06, 204,582.60 and 80,265.54 is: 110,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,247.06 : 204,582.60 = 80,265.54 : x
  2. Step 2: Convert to fraction form
    148,247.06/204,582.60 = 80,265.54/x
  3. Step 3: Cross multiply
    148,247.06x = 204,582.60 × 80,265.54
  4. Step 4: Simplify right side
    148,247.06x = 16,420,932,863.60
  5. Step 5: Solve for x
    x = 16,420,932,863.60/148,247.06
  6. Step 6: Final answer
    x = 110,767.34

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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.