Home / 43,327.24-64,993.16-13,747.39

Finding the Fourth Proportional to 43,327.24, 64,993.16 and 13,747.39

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Solution

The fourth proportional to 43,327.24, 64,993.16 and 13,747.39 is: 20,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,327.24 : 64,993.16 = 13,747.39 : x
  2. Step 2: Convert to fraction form
    43,327.24/64,993.16 = 13,747.39/x
  3. Step 3: Cross multiply
    43,327.24x = 64,993.16 × 13,747.39
  4. Step 4: Simplify right side
    43,327.24x = 893,486,189.74
  5. Step 5: Solve for x
    x = 893,486,189.74/43,327.24
  6. Step 6: Final answer
    x = 20,621.81

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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.