Home / 100,172.85-150,335.44-37,052.69

Finding the Fourth Proportional to 100,172.85, 150,335.44 and 37,052.69

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Solution

The fourth proportional to 100,172.85, 150,335.44 and 37,052.69 is: 55,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,172.85 : 150,335.44 = 37,052.69 : x
  2. Step 2: Convert to fraction form
    100,172.85/150,335.44 = 37,052.69/x
  3. Step 3: Cross multiply
    100,172.85x = 150,335.44 × 37,052.69
  4. Step 4: Simplify right side
    100,172.85x = 5,570,332,664.08
  5. Step 5: Solve for x
    x = 5,570,332,664.08/100,172.85
  6. Step 6: Final answer
    x = 55,607.21

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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.