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Finding the Fourth Proportional to 38,093.88, 57,140.82 and 17,323.32

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Solution

The fourth proportional to 38,093.88, 57,140.82 and 17,323.32 is: 25,984.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,093.88 : 57,140.82 = 17,323.32 : x
  2. Step 2: Convert to fraction form
    38,093.88/57,140.82 = 17,323.32/x
  3. Step 3: Cross multiply
    38,093.88x = 57,140.82 × 17,323.32
  4. Step 4: Simplify right side
    38,093.88x = 989,868,709.92
  5. Step 5: Solve for x
    x = 989,868,709.92/38,093.88
  6. Step 6: Final answer
    x = 25,984.98

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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.