Home / 46,605.27-69,918.86-13,324.43

Finding the Fourth Proportional to 46,605.27, 69,918.86 and 13,324.43

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Solution

The fourth proportional to 46,605.27, 69,918.86 and 13,324.43 is: 19,989.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,605.27 : 69,918.86 = 13,324.43 : x
  2. Step 2: Convert to fraction form
    46,605.27/69,918.86 = 13,324.43/x
  3. Step 3: Cross multiply
    46,605.27x = 69,918.86 × 13,324.43
  4. Step 4: Simplify right side
    46,605.27x = 931,629,163.86
  5. Step 5: Solve for x
    x = 931,629,163.86/46,605.27
  6. Step 6: Final answer
    x = 19,989.78

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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.