Finding the Fourth Proportional to 83,268.09, 124,873.92 and 27,094.32
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Solution
The fourth proportional to 83,268.09, 124,873.92 and 27,094.32 is: 40,632.30
Step by Step Solution
- Step 1: Write the proportion equation
83,268.09 : 124,873.92 = 27,094.32 : x - Step 2: Convert to fraction form
83,268.09/124,873.92 = 27,094.32/x - Step 3: Cross multiply
83,268.09x = 124,873.92 × 27,094.32 - Step 4: Simplify right side
83,268.09x = 3,383,373,948.13 - Step 5: Solve for x
x = 3,383,373,948.13/83,268.09 - Step 6: Final answer
x = 40,632.30
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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.