Home / 43,327.74-64,993.92-13,747.89

Finding the Fourth Proportional to 43,327.74, 64,993.92 and 13,747.89

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Solution

The fourth proportional to 43,327.74, 64,993.92 and 13,747.89 is: 20,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,327.74 : 64,993.92 = 13,747.89 : x
  2. Step 2: Convert to fraction form
    43,327.74/64,993.92 = 13,747.89/x
  3. Step 3: Cross multiply
    43,327.74x = 64,993.92 × 13,747.89
  4. Step 4: Simplify right side
    43,327.74x = 893,529,194.09
  5. Step 5: Solve for x
    x = 893,529,194.09/43,327.74
  6. Step 6: Final answer
    x = 20,622.57

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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.