Home / 174,134.54-261,157.38-54,168.03

Finding the Fourth Proportional to 174,134.54, 261,157.38 and 54,168.03

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Solution

The fourth proportional to 174,134.54, 261,157.38 and 54,168.03 is: 81,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,134.54 : 261,157.38 = 54,168.03 : x
  2. Step 2: Convert to fraction form
    174,134.54/261,157.38 = 54,168.03/x
  3. Step 3: Cross multiply
    174,134.54x = 261,157.38 × 54,168.03
  4. Step 4: Simplify right side
    174,134.54x = 14,146,380,794.56
  5. Step 5: Solve for x
    x = 14,146,380,794.56/174,134.54
  6. Step 6: Final answer
    x = 81,238.23

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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.