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Finding the Fourth Proportional to 183,091.80, 274,103.10 and 130,603.80

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Solution

The fourth proportional to 183,091.80, 274,103.10 and 130,603.80 is: 195,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,091.80 : 274,103.10 = 130,603.80 : x
  2. Step 2: Convert to fraction form
    183,091.80/274,103.10 = 130,603.80/x
  3. Step 3: Cross multiply
    183,091.80x = 274,103.10 × 130,603.80
  4. Step 4: Simplify right side
    183,091.80x = 35,798,906,451.78
  5. Step 5: Solve for x
    x = 35,798,906,451.78/183,091.80
  6. Step 6: Final answer
    x = 195,524.36

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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.