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Finding the Fourth Proportional to 43,871.04, 65,793.24 and 36,853.20

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Solution

The fourth proportional to 43,871.04, 65,793.24 and 36,853.20 is: 55,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,871.04 : 65,793.24 = 36,853.20 : x
  2. Step 2: Convert to fraction form
    43,871.04/65,793.24 = 36,853.20/x
  3. Step 3: Cross multiply
    43,871.04x = 65,793.24 × 36,853.20
  4. Step 4: Simplify right side
    43,871.04x = 2,424,691,432.37
  5. Step 5: Solve for x
    x = 2,424,691,432.37/43,871.04
  6. Step 6: Final answer
    x = 55,268.61

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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.