Home / 181,984.44-251,004.85-120,619.65

Finding the Fourth Proportional to 181,984.44, 251,004.85 and 120,619.65

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Solution

The fourth proportional to 181,984.44, 251,004.85 and 120,619.65 is: 166,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,984.44 : 251,004.85 = 120,619.65 : x
  2. Step 2: Convert to fraction form
    181,984.44/251,004.85 = 120,619.65/x
  3. Step 3: Cross multiply
    181,984.44x = 251,004.85 × 120,619.65
  4. Step 4: Simplify right side
    181,984.44x = 30,276,117,155.30
  5. Step 5: Solve for x
    x = 30,276,117,155.30/181,984.44
  6. Step 6: Final answer
    x = 166,366.52

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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.