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Finding the Fourth Proportional to 183,740.40, 275,772.60 and 108,766.80

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Solution

The fourth proportional to 183,740.40, 275,772.60 and 108,766.80 is: 163,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,740.40 : 275,772.60 = 108,766.80 : x
  2. Step 2: Convert to fraction form
    183,740.40/275,772.60 = 108,766.80/x
  3. Step 3: Cross multiply
    183,740.40x = 275,772.60 × 108,766.80
  4. Step 4: Simplify right side
    183,740.40x = 29,994,903,229.68
  5. Step 5: Solve for x
    x = 29,994,903,229.68/183,740.40
  6. Step 6: Final answer
    x = 163,246.10

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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.