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Finding the Fourth Proportional to 100,064.44, 150,096.63 and 37,720.36

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Solution

The fourth proportional to 100,064.44, 150,096.63 and 37,720.36 is: 56,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,064.44 : 150,096.63 = 37,720.36 : x
  2. Step 2: Convert to fraction form
    100,064.44/150,096.63 = 37,720.36/x
  3. Step 3: Cross multiply
    100,064.44x = 150,096.63 × 37,720.36
  4. Step 4: Simplify right side
    100,064.44x = 5,661,698,918.39
  5. Step 5: Solve for x
    x = 5,661,698,918.39/100,064.44
  6. Step 6: Final answer
    x = 56,580.53

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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.