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Finding the Fourth Proportional to 50,563.64, 75,820.50 and 15,494.84

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Solution

The fourth proportional to 50,563.64, 75,820.50 and 15,494.84 is: 23,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,563.64 : 75,820.50 = 15,494.84 : x
  2. Step 2: Convert to fraction form
    50,563.64/75,820.50 = 15,494.84/x
  3. Step 3: Cross multiply
    50,563.64x = 75,820.50 × 15,494.84
  4. Step 4: Simplify right side
    50,563.64x = 1,174,826,516.22
  5. Step 5: Solve for x
    x = 1,174,826,516.22/50,563.64
  6. Step 6: Final answer
    x = 23,234.61

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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.