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Finding the Fourth Proportional to 193,759.88, 290,369.16 and 93,893.57

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Solution

The fourth proportional to 193,759.88, 290,369.16 and 93,893.57 is: 140,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,759.88 : 290,369.16 = 93,893.57 : x
  2. Step 2: Convert to fraction form
    193,759.88/290,369.16 = 93,893.57/x
  3. Step 3: Cross multiply
    193,759.88x = 290,369.16 × 93,893.57
  4. Step 4: Simplify right side
    193,759.88x = 27,263,797,050.30
  5. Step 5: Solve for x
    x = 27,263,797,050.30/193,759.88
  6. Step 6: Final answer
    x = 140,709.20

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1.5x scale

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.