Home / 51,863.43-71,571.83-29,507.43

Finding the Fourth Proportional to 51,863.43, 71,571.83 and 29,507.43

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Solution

The fourth proportional to 51,863.43, 71,571.83 and 29,507.43 is: 40,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.43 : 71,571.83 = 29,507.43 : x
  2. Step 2: Convert to fraction form
    51,863.43/71,571.83 = 29,507.43/x
  3. Step 3: Cross multiply
    51,863.43x = 71,571.83 × 29,507.43
  4. Step 4: Simplify right side
    51,863.43x = 2,111,900,616.16
  5. Step 5: Solve for x
    x = 2,111,900,616.16/51,863.43
  6. Step 6: Final answer
    x = 40,720.42

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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.