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Finding the Fourth Proportional to 52,759.56, 79,147.02 and 15,826.44

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Solution

The fourth proportional to 52,759.56, 79,147.02 and 15,826.44 is: 23,741.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,759.56 : 79,147.02 = 15,826.44 : x
  2. Step 2: Convert to fraction form
    52,759.56/79,147.02 = 15,826.44/x
  3. Step 3: Cross multiply
    52,759.56x = 79,147.02 × 15,826.44
  4. Step 4: Simplify right side
    52,759.56x = 1,252,615,563.21
  5. Step 5: Solve for x
    x = 1,252,615,563.21/52,759.56
  6. Step 6: Final answer
    x = 23,741.96

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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.