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Finding the Fourth Proportional to 69,447.54, 104,149.64 and 25,068.44

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Solution

The fourth proportional to 69,447.54, 104,149.64 and 25,068.44 is: 37,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,447.54 : 104,149.64 = 25,068.44 : x
  2. Step 2: Convert to fraction form
    69,447.54/104,149.64 = 25,068.44/x
  3. Step 3: Cross multiply
    69,447.54x = 104,149.64 × 25,068.44
  4. Step 4: Simplify right side
    69,447.54x = 2,610,869,001.36
  5. Step 5: Solve for x
    x = 2,610,869,001.36/69,447.54
  6. Step 6: Final answer
    x = 37,594.84

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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.