Home / 49,831.56-68,855.04-39,842.46

Finding the Fourth Proportional to 49,831.56, 68,855.04 and 39,842.46

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Solution

The fourth proportional to 49,831.56, 68,855.04 and 39,842.46 is: 55,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831.56 : 68,855.04 = 39,842.46 : x
  2. Step 2: Convert to fraction form
    49,831.56/68,855.04 = 39,842.46/x
  3. Step 3: Cross multiply
    49,831.56x = 68,855.04 × 39,842.46
  4. Step 4: Simplify right side
    49,831.56x = 2,743,354,177.00
  5. Step 5: Solve for x
    x = 2,743,354,177.00/49,831.56
  6. Step 6: Final answer
    x = 55,052.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.