Home / 181,899.36-251,034.66-105,441.84

Finding the Fourth Proportional to 181,899.36, 251,034.66 and 105,441.84

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Solution

The fourth proportional to 181,899.36, 251,034.66 and 105,441.84 is: 145,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,899.36 : 251,034.66 = 105,441.84 : x
  2. Step 2: Convert to fraction form
    181,899.36/251,034.66 = 105,441.84/x
  3. Step 3: Cross multiply
    181,899.36x = 251,034.66 × 105,441.84
  4. Step 4: Simplify right side
    181,899.36x = 26,469,556,454.17
  5. Step 5: Solve for x
    x = 26,469,556,454.17/181,899.36
  6. Step 6: Final answer
    x = 145,517.59

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1.5x scale

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.