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Finding the Fourth Proportional to 69,744.90, 96,247.86 and 37,914.03

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Solution

The fourth proportional to 69,744.90, 96,247.86 and 37,914.03 is: 52,321.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,744.90 : 96,247.86 = 37,914.03 : x
  2. Step 2: Convert to fraction form
    69,744.90/96,247.86 = 37,914.03/x
  3. Step 3: Cross multiply
    69,744.90x = 96,247.86 × 37,914.03
  4. Step 4: Simplify right side
    69,744.90x = 3,649,144,251.48
  5. Step 5: Solve for x
    x = 3,649,144,251.48/69,744.90
  6. Step 6: Final answer
    x = 52,321.31

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Why These Related Problems?

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