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Finding the Fourth Proportional to 183,805.70, 275,708.55 and 104,927.90

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Solution

The fourth proportional to 183,805.70, 275,708.55 and 104,927.90 is: 157,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,805.70 : 275,708.55 = 104,927.90 : x
  2. Step 2: Convert to fraction form
    183,805.70/275,708.55 = 104,927.90/x
  3. Step 3: Cross multiply
    183,805.70x = 275,708.55 × 104,927.90
  4. Step 4: Simplify right side
    183,805.70x = 28,929,519,163.55
  5. Step 5: Solve for x
    x = 28,929,519,163.55/183,805.70
  6. Step 6: Final answer
    x = 157,391.85

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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.