Home / 154,305.44-231,556.57-65,558.95

Finding the Fourth Proportional to 154,305.44, 231,556.57 and 65,558.95

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Solution

The fourth proportional to 154,305.44, 231,556.57 and 65,558.95 is: 98,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,305.44 : 231,556.57 = 65,558.95 : x
  2. Step 2: Convert to fraction form
    154,305.44/231,556.57 = 65,558.95/x
  3. Step 3: Cross multiply
    154,305.44x = 231,556.57 × 65,558.95
  4. Step 4: Simplify right side
    154,305.44x = 15,180,604,852.01
  5. Step 5: Solve for x
    x = 15,180,604,852.01/154,305.44
  6. Step 6: Final answer
    x = 98,380.23

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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.