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Finding the Fourth Proportional to 69,354.78, 103,969.74 and 24,950.37

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Solution

The fourth proportional to 69,354.78, 103,969.74 and 24,950.37 is: 37,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,354.78 : 103,969.74 = 24,950.37 : x
  2. Step 2: Convert to fraction form
    69,354.78/103,969.74 = 24,950.37/x
  3. Step 3: Cross multiply
    69,354.78x = 103,969.74 × 24,950.37
  4. Step 4: Simplify right side
    69,354.78x = 2,594,083,481.80
  5. Step 5: Solve for x
    x = 2,594,083,481.80/69,354.78
  6. Step 6: Final answer
    x = 37,403.10

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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.