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Finding the Fourth Proportional to 43,793.52, 65,673.24 and 14,204.20

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Solution

The fourth proportional to 43,793.52, 65,673.24 and 14,204.20 is: 21,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,793.52 : 65,673.24 = 14,204.20 : x
  2. Step 2: Convert to fraction form
    43,793.52/65,673.24 = 14,204.20/x
  3. Step 3: Cross multiply
    43,793.52x = 65,673.24 × 14,204.20
  4. Step 4: Simplify right side
    43,793.52x = 932,835,835.61
  5. Step 5: Solve for x
    x = 932,835,835.61/43,793.52
  6. Step 6: Final answer
    x = 21,300.77

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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.