Home / 43,723.56-65,585.93-13,736.82

Finding the Fourth Proportional to 43,723.56, 65,585.93 and 13,736.82

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Solution

The fourth proportional to 43,723.56, 65,585.93 and 13,736.82 is: 20,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,723.56 : 65,585.93 = 13,736.82 : x
  2. Step 2: Convert to fraction form
    43,723.56/65,585.93 = 13,736.82/x
  3. Step 3: Cross multiply
    43,723.56x = 65,585.93 × 13,736.82
  4. Step 4: Simplify right side
    43,723.56x = 900,942,114.94
  5. Step 5: Solve for x
    x = 900,942,114.94/43,723.56
  6. Step 6: Final answer
    x = 20,605.42

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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.