Home / 54,348.24-81,522.41-43,768.65

Finding the Fourth Proportional to 54,348.24, 81,522.41 and 43,768.65

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Solution

The fourth proportional to 54,348.24, 81,522.41 and 43,768.65 is: 65,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,348.24 : 81,522.41 = 43,768.65 : x
  2. Step 2: Convert to fraction form
    54,348.24/81,522.41 = 43,768.65/x
  3. Step 3: Cross multiply
    54,348.24x = 81,522.41 × 43,768.65
  4. Step 4: Simplify right side
    54,348.24x = 3,568,125,611.60
  5. Step 5: Solve for x
    x = 3,568,125,611.60/54,348.24
  6. Step 6: Final answer
    x = 65,653.01

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1.5x scale

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.