Home / 27,845.27-41,767.21-8,124.00

Finding the Fourth Proportional to 27,845.27, 41,767.21 and 8,124.00

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Solution

The fourth proportional to 27,845.27, 41,767.21 and 8,124.00 is: 12,185.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845.27 : 41,767.21 = 8,124.00 : x
  2. Step 2: Convert to fraction form
    27,845.27/41,767.21 = 8,124.00/x
  3. Step 3: Cross multiply
    27,845.27x = 41,767.21 × 8,124.00
  4. Step 4: Simplify right side
    27,845.27x = 339,316,667.57
  5. Step 5: Solve for x
    x = 339,316,667.57/27,845.27
  6. Step 6: Final answer
    x = 12,185.79

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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.