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Finding the Fourth Proportional to 183,735.40, 275,765.10 and 108,761.80

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Solution

The fourth proportional to 183,735.40, 275,765.10 and 108,761.80 is: 163,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,735.40 : 275,765.10 = 108,761.80 : x
  2. Step 2: Convert to fraction form
    183,735.40/275,765.10 = 108,761.80/x
  3. Step 3: Cross multiply
    183,735.40x = 275,765.10 × 108,761.80
  4. Step 4: Simplify right side
    183,735.40x = 29,992,708,653.18
  5. Step 5: Solve for x
    x = 29,992,708,653.18/183,735.40
  6. Step 6: Final answer
    x = 163,238.60

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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.