Home / 181,486.12-250,456.26-109,879.24

Finding the Fourth Proportional to 181,486.12, 250,456.26 and 109,879.24

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Solution

The fourth proportional to 181,486.12, 250,456.26 and 109,879.24 is: 151,636.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,486.12 : 250,456.26 = 109,879.24 : x
  2. Step 2: Convert to fraction form
    181,486.12/250,456.26 = 109,879.24/x
  3. Step 3: Cross multiply
    181,486.12x = 250,456.26 × 109,879.24
  4. Step 4: Simplify right side
    181,486.12x = 27,519,943,502.04
  5. Step 5: Solve for x
    x = 27,519,943,502.04/181,486.12
  6. Step 6: Final answer
    x = 151,636.63

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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.