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Finding the Fourth Proportional to 73,571.08, 110,344.23 and 20,968.06

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Solution

The fourth proportional to 73,571.08, 110,344.23 and 20,968.06 is: 31,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,571.08 : 110,344.23 = 20,968.06 : x
  2. Step 2: Convert to fraction form
    73,571.08/110,344.23 = 20,968.06/x
  3. Step 3: Cross multiply
    73,571.08x = 110,344.23 × 20,968.06
  4. Step 4: Simplify right side
    73,571.08x = 2,313,704,435.29
  5. Step 5: Solve for x
    x = 2,313,704,435.29/73,571.08
  6. Step 6: Final answer
    x = 31,448.56

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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.