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Finding the Fourth Proportional to 43,647.56, 65,500.05 and 23,939.96

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Solution

The fourth proportional to 43,647.56, 65,500.05 and 23,939.96 is: 35,925.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,647.56 : 65,500.05 = 23,939.96 : x
  2. Step 2: Convert to fraction form
    43,647.56/65,500.05 = 23,939.96/x
  3. Step 3: Cross multiply
    43,647.56x = 65,500.05 × 23,939.96
  4. Step 4: Simplify right side
    43,647.56x = 1,568,068,577.00
  5. Step 5: Solve for x
    x = 1,568,068,577.00/43,647.56
  6. Step 6: Final answer
    x = 35,925.69

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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.