Home / 74,974.41-103,464.67-40,983.03

Finding the Fourth Proportional to 74,974.41, 103,464.67 and 40,983.03

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Solution

The fourth proportional to 74,974.41, 103,464.67 and 40,983.03 is: 56,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,974.41 : 103,464.67 = 40,983.03 : x
  2. Step 2: Convert to fraction form
    74,974.41/103,464.67 = 40,983.03/x
  3. Step 3: Cross multiply
    74,974.41x = 103,464.67 × 40,983.03
  4. Step 4: Simplify right side
    74,974.41x = 4,240,295,572.09
  5. Step 5: Solve for x
    x = 4,240,295,572.09/74,974.41
  6. Step 6: Final answer
    x = 56,556.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.