Finding the Fourth Proportional to 107,200.26, 160,896.78 and 57,322.99
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Solution
The fourth proportional to 107,200.26, 160,896.78 and 57,322.99 is: 86,036.03
Step by Step Solution
- Step 1: Write the proportion equation
107,200.26 : 160,896.78 = 57,322.99 : x - Step 2: Convert to fraction form
107,200.26/160,896.78 = 57,322.99/x - Step 3: Cross multiply
107,200.26x = 160,896.78 × 57,322.99 - Step 4: Simplify right side
107,200.26x = 9,223,084,712.09 - Step 5: Solve for x
x = 9,223,084,712.09/107,200.26 - Step 6: Final answer
x = 86,036.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.