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Finding the Fourth Proportional to 123,563.98, 183,756.38 and 119,627.38

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Solution

The fourth proportional to 123,563.98, 183,756.38 and 119,627.38 is: 177,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,563.98 : 183,756.38 = 119,627.38 : x
  2. Step 2: Convert to fraction form
    123,563.98/183,756.38 = 119,627.38/x
  3. Step 3: Cross multiply
    123,563.98x = 183,756.38 × 119,627.38
  4. Step 4: Simplify right side
    123,563.98x = 21,982,294,297.68
  5. Step 5: Solve for x
    x = 21,982,294,297.68/123,563.98
  6. Step 6: Final answer
    x = 177,902.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.