Home / 69,258.12-95,576.24-39,450.12

Finding the Fourth Proportional to 69,258.12, 95,576.24 and 39,450.12

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Solution

The fourth proportional to 69,258.12, 95,576.24 and 39,450.12 is: 54,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,258.12 : 95,576.24 = 39,450.12 : x
  2. Step 2: Convert to fraction form
    69,258.12/95,576.24 = 39,450.12/x
  3. Step 3: Cross multiply
    69,258.12x = 95,576.24 × 39,450.12
  4. Step 4: Simplify right side
    69,258.12x = 3,770,494,137.15
  5. Step 5: Solve for x
    x = 3,770,494,137.15/69,258.12
  6. Step 6: Final answer
    x = 54,441.19

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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.