Home / 27,161.27-40,741.94-7,440.00

Finding the Fourth Proportional to 27,161.27, 40,741.94 and 7,440.00

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Solution

The fourth proportional to 27,161.27, 40,741.94 and 7,440.00 is: 11,160.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161.27 : 40,741.94 = 7,440.00 : x
  2. Step 2: Convert to fraction form
    27,161.27/40,741.94 = 7,440.00/x
  3. Step 3: Cross multiply
    27,161.27x = 40,741.94 × 7,440.00
  4. Step 4: Simplify right side
    27,161.27x = 303,119,792.69
  5. Step 5: Solve for x
    x = 303,119,792.69/27,161.27
  6. Step 6: Final answer
    x = 11,160.00

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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.