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Finding the Fourth Proportional to 183,772.54, 275,669.18 and 65,443.88

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Solution

The fourth proportional to 183,772.54, 275,669.18 and 65,443.88 is: 98,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,772.54 : 275,669.18 = 65,443.88 : x
  2. Step 2: Convert to fraction form
    183,772.54/275,669.18 = 65,443.88/x
  3. Step 3: Cross multiply
    183,772.54x = 275,669.18 × 65,443.88
  4. Step 4: Simplify right side
    183,772.54x = 18,040,860,735.62
  5. Step 5: Solve for x
    x = 18,040,860,735.62/183,772.54
  6. Step 6: Final answer
    x = 98,169.51

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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.