Home / 230,604.30-318,185.55-140,007.96

Finding the Fourth Proportional to 230,604.30, 318,185.55 and 140,007.96

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Solution

The fourth proportional to 230,604.30, 318,185.55 and 140,007.96 is: 193,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,604.30 : 318,185.55 = 140,007.96 : x
  2. Step 2: Convert to fraction form
    230,604.30/318,185.55 = 140,007.96/x
  3. Step 3: Cross multiply
    230,604.30x = 318,185.55 × 140,007.96
  4. Step 4: Simplify right side
    230,604.30x = 44,548,509,756.98
  5. Step 5: Solve for x
    x = 44,548,509,756.98/230,604.30
  6. Step 6: Final answer
    x = 193,181.61

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1.5x scale

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.