Home / 181,826.88-250,791.84-121,367.04

Finding the Fourth Proportional to 181,826.88, 250,791.84 and 121,367.04

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Solution

The fourth proportional to 181,826.88, 250,791.84 and 121,367.04 is: 167,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,826.88 : 250,791.84 = 121,367.04 : x
  2. Step 2: Convert to fraction form
    181,826.88/250,791.84 = 121,367.04/x
  3. Step 3: Cross multiply
    181,826.88x = 250,791.84 × 121,367.04
  4. Step 4: Simplify right side
    181,826.88x = 30,437,863,276.95
  5. Step 5: Solve for x
    x = 30,437,863,276.95/181,826.88
  6. Step 6: Final answer
    x = 167,400.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.