Home / 43,773.40-65,640.66-12,601.36

Finding the Fourth Proportional to 43,773.40, 65,640.66 and 12,601.36

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Solution

The fourth proportional to 43,773.40, 65,640.66 and 12,601.36 is: 18,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,773.40 : 65,640.66 = 12,601.36 : x
  2. Step 2: Convert to fraction form
    43,773.40/65,640.66 = 12,601.36/x
  3. Step 3: Cross multiply
    43,773.40x = 65,640.66 × 12,601.36
  4. Step 4: Simplify right side
    43,773.40x = 827,161,587.30
  5. Step 5: Solve for x
    x = 827,161,587.30/43,773.40
  6. Step 6: Final answer
    x = 18,896.44

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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.