Home / 43,626.82-65,431.94-12,029.07

Finding the Fourth Proportional to 43,626.82, 65,431.94 and 12,029.07

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Solution

The fourth proportional to 43,626.82, 65,431.94 and 12,029.07 is: 18,041.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,626.82 : 65,431.94 = 12,029.07 : x
  2. Step 2: Convert to fraction form
    43,626.82/65,431.94 = 12,029.07/x
  3. Step 3: Cross multiply
    43,626.82x = 65,431.94 × 12,029.07
  4. Step 4: Simplify right side
    43,626.82x = 787,085,386.50
  5. Step 5: Solve for x
    x = 787,085,386.50/43,626.82
  6. Step 6: Final answer
    x = 18,041.32

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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.