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Finding the Fourth Proportional to 100,178.56, 150,344.01 and 37,058.38

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Solution

The fourth proportional to 100,178.56, 150,344.01 and 37,058.38 is: 55,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,178.56 : 150,344.01 = 37,058.38 : x
  2. Step 2: Convert to fraction form
    100,178.56/150,344.01 = 37,058.38/x
  3. Step 3: Cross multiply
    100,178.56x = 150,344.01 × 37,058.38
  4. Step 4: Simplify right side
    100,178.56x = 5,571,505,453.30
  5. Step 5: Solve for x
    x = 5,571,505,453.30/100,178.56
  6. Step 6: Final answer
    x = 55,615.75

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1.5x scale

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.