Finding the Fourth Proportional to 159,047.31, 238,571.99 and 46,727.07
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Solution
The fourth proportional to 159,047.31, 238,571.99 and 46,727.07 is: 70,090.90
Step by Step Solution
- Step 1: Write the proportion equation
159,047.31 : 238,571.99 = 46,727.07 : x - Step 2: Convert to fraction form
159,047.31/238,571.99 = 46,727.07/x - Step 3: Cross multiply
159,047.31x = 238,571.99 × 46,727.07 - Step 4: Simplify right side
159,047.31x = 11,147,769,843.13 - Step 5: Solve for x
x = 11,147,769,843.13/159,047.31 - Step 6: Final answer
x = 70,090.90
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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.