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Finding the Fourth Proportional to 43,568.88, 65,363.04 and 23,578.08

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Solution

The fourth proportional to 43,568.88, 65,363.04 and 23,578.08 is: 35,372.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568.88 : 65,363.04 = 23,578.08 : x
  2. Step 2: Convert to fraction form
    43,568.88/65,363.04 = 23,578.08/x
  3. Step 3: Cross multiply
    43,568.88x = 65,363.04 × 23,578.08
  4. Step 4: Simplify right side
    43,568.88x = 1,541,134,986.16
  5. Step 5: Solve for x
    x = 1,541,134,986.16/43,568.88
  6. Step 6: Final answer
    x = 35,372.38

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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.