Home / 181,872.80-272,556.33-158,131.70

Finding the Fourth Proportional to 181,872.80, 272,556.33 and 158,131.70

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Solution

The fourth proportional to 181,872.80, 272,556.33 and 158,131.70 is: 236,977.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,872.80 : 272,556.33 = 158,131.70 : x
  2. Step 2: Convert to fraction form
    181,872.80/272,556.33 = 158,131.70/x
  3. Step 3: Cross multiply
    181,872.80x = 272,556.33 × 158,131.70
  4. Step 4: Simplify right side
    181,872.80x = 43,099,795,808.66
  5. Step 5: Solve for x
    x = 43,099,795,808.66/181,872.80
  6. Step 6: Final answer
    x = 236,977.69

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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.