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Finding the Fourth Proportional to 27,361.84, 41,044.79 and 9,831.82

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Solution

The fourth proportional to 27,361.84, 41,044.79 and 9,831.82 is: 14,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,361.84 : 41,044.79 = 9,831.82 : x
  2. Step 2: Convert to fraction form
    27,361.84/41,044.79 = 9,831.82/x
  3. Step 3: Cross multiply
    27,361.84x = 41,044.79 × 9,831.82
  4. Step 4: Simplify right side
    27,361.84x = 403,544,987.22
  5. Step 5: Solve for x
    x = 403,544,987.22/27,361.84
  6. Step 6: Final answer
    x = 14,748.46

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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.