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Finding the Fourth Proportional to 183,604.40, 275,568.60 and 108,630.80

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Solution

The fourth proportional to 183,604.40, 275,568.60 and 108,630.80 is: 163,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,604.40 : 275,568.60 = 108,630.80 : x
  2. Step 2: Convert to fraction form
    183,604.40/275,568.60 = 108,630.80/x
  3. Step 3: Cross multiply
    183,604.40x = 275,568.60 × 108,630.80
  4. Step 4: Simplify right side
    183,604.40x = 29,935,237,472.88
  5. Step 5: Solve for x
    x = 29,935,237,472.88/183,604.40
  6. Step 6: Final answer
    x = 163,042.05

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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.