Home / 43,983.05-65,974.71-10,703.12

Finding the Fourth Proportional to 43,983.05, 65,974.71 and 10,703.12

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Solution

The fourth proportional to 43,983.05, 65,974.71 and 10,703.12 is: 16,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,983.05 : 65,974.71 = 10,703.12 : x
  2. Step 2: Convert to fraction form
    43,983.05/65,974.71 = 10,703.12/x
  3. Step 3: Cross multiply
    43,983.05x = 65,974.71 × 10,703.12
  4. Step 4: Simplify right side
    43,983.05x = 706,135,238.10
  5. Step 5: Solve for x
    x = 706,135,238.10/43,983.05
  6. Step 6: Final answer
    x = 16,054.71

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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.