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Finding the Fourth Proportional to 43,873.44, 65,813.76 and 17,563.84

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Solution

The fourth proportional to 43,873.44, 65,813.76 and 17,563.84 is: 26,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,873.44 : 65,813.76 = 17,563.84 : x
  2. Step 2: Convert to fraction form
    43,873.44/65,813.76 = 17,563.84/x
  3. Step 3: Cross multiply
    43,873.44x = 65,813.76 × 17,563.84
  4. Step 4: Simplify right side
    43,873.44x = 1,155,942,350.44
  5. Step 5: Solve for x
    x = 1,155,942,350.44/43,873.44
  6. Step 6: Final answer
    x = 26,347.20

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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.