Finding the Fourth Proportional to 239,448.99, 330,441.99 and 132,016.26
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Solution
The fourth proportional to 239,448.99, 330,441.99 and 132,016.26 is: 182,183.75
Step by Step Solution
- Step 1: Write the proportion equation
239,448.99 : 330,441.99 = 132,016.26 : x - Step 2: Convert to fraction form
239,448.99/330,441.99 = 132,016.26/x - Step 3: Cross multiply
239,448.99x = 330,441.99 × 132,016.26 - Step 4: Simplify right side
239,448.99x = 43,623,715,666.76 - Step 5: Solve for x
x = 43,623,715,666.76/239,448.99 - Step 6: Final answer
x = 182,183.75
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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.