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Finding the Fourth Proportional to 104,289.44, 156,396 and 37,713.60

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Solution

The fourth proportional to 104,289.44, 156,396 and 37,713.60 is: 56,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,289.44 : 156,396 = 37,713.60 : x
  2. Step 2: Convert to fraction form
    104,289.44/156,396 = 37,713.60/x
  3. Step 3: Cross multiply
    104,289.44x = 156,396 × 37,713.60
  4. Step 4: Simplify right side
    104,289.44x = 5,898,256,185.60
  5. Step 5: Solve for x
    x = 5,898,256,185.60/104,289.44
  6. Step 6: Final answer
    x = 56,556.60

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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.