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Finding the Fourth Proportional to 110,052.73, 165,057.22 and 53,868.70

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Solution

The fourth proportional to 110,052.73, 165,057.22 and 53,868.70 is: 80,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,052.73 : 165,057.22 = 53,868.70 : x
  2. Step 2: Convert to fraction form
    110,052.73/165,057.22 = 53,868.70/x
  3. Step 3: Cross multiply
    110,052.73x = 165,057.22 × 53,868.70
  4. Step 4: Simplify right side
    110,052.73x = 8,891,417,867.01
  5. Step 5: Solve for x
    x = 8,891,417,867.01/110,052.73
  6. Step 6: Final answer
    x = 80,792.34

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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.