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Finding the Fourth Proportional to 110,395.88, 165,661.66 and 43,824.36

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Solution

The fourth proportional to 110,395.88, 165,661.66 and 43,824.36 is: 65,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,395.88 : 165,661.66 = 43,824.36 : x
  2. Step 2: Convert to fraction form
    110,395.88/165,661.66 = 43,824.36/x
  3. Step 3: Cross multiply
    110,395.88x = 165,661.66 × 43,824.36
  4. Step 4: Simplify right side
    110,395.88x = 7,260,016,226.04
  5. Step 5: Solve for x
    x = 7,260,016,226.04/110,395.88
  6. Step 6: Final answer
    x = 65,763.47

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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.