Home / 69,441.20-95,828.92-39,226.60

Finding the Fourth Proportional to 69,441.20, 95,828.92 and 39,226.60

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Solution

The fourth proportional to 69,441.20, 95,828.92 and 39,226.60 is: 54,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,441.20 : 95,828.92 = 39,226.60 : x
  2. Step 2: Convert to fraction form
    69,441.20/95,828.92 = 39,226.60/x
  3. Step 3: Cross multiply
    69,441.20x = 95,828.92 × 39,226.60
  4. Step 4: Simplify right side
    69,441.20x = 3,759,042,713.27
  5. Step 5: Solve for x
    x = 3,759,042,713.27/69,441.20
  6. Step 6: Final answer
    x = 54,132.74

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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.