Home / 55,629.92-83,453.94-18,179.12

Finding the Fourth Proportional to 55,629.92, 83,453.94 and 18,179.12

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Solution

The fourth proportional to 55,629.92, 83,453.94 and 18,179.12 is: 27,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,629.92 : 83,453.94 = 18,179.12 : x
  2. Step 2: Convert to fraction form
    55,629.92/83,453.94 = 18,179.12/x
  3. Step 3: Cross multiply
    55,629.92x = 83,453.94 × 18,179.12
  4. Step 4: Simplify right side
    55,629.92x = 1,517,119,189.73
  5. Step 5: Solve for x
    x = 1,517,119,189.73/55,629.92
  6. Step 6: Final answer
    x = 27,271.64

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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.