Home / 49,721.93-74,580.46-18,554.75

Finding the Fourth Proportional to 49,721.93, 74,580.46 and 18,554.75

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Solution

The fourth proportional to 49,721.93, 74,580.46 and 18,554.75 is: 27,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,721.93 : 74,580.46 = 18,554.75 : x
  2. Step 2: Convert to fraction form
    49,721.93/74,580.46 = 18,554.75/x
  3. Step 3: Cross multiply
    49,721.93x = 74,580.46 × 18,554.75
  4. Step 4: Simplify right side
    49,721.93x = 1,383,821,790.19
  5. Step 5: Solve for x
    x = 1,383,821,790.19/49,721.93
  6. Step 6: Final answer
    x = 27,831.22

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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.