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Finding the Fourth Proportional to 23,307.16, 32,093.94 and 20,879.72

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Solution

The fourth proportional to 23,307.16, 32,093.94 and 20,879.72 is: 28,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.16 : 32,093.94 = 20,879.72 : x
  2. Step 2: Convert to fraction form
    23,307.16/32,093.94 = 20,879.72/x
  3. Step 3: Cross multiply
    23,307.16x = 32,093.94 × 20,879.72
  4. Step 4: Simplify right side
    23,307.16x = 670,112,480.90
  5. Step 5: Solve for x
    x = 670,112,480.90/23,307.16
  6. Step 6: Final answer
    x = 28,751.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.