Finding the Fourth Proportional to 168,268.24, 232,201.80 and 92,814.80
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Solution
The fourth proportional to 168,268.24, 232,201.80 and 92,814.80 is: 128,079.81
Step by Step Solution
- Step 1: Write the proportion equation
168,268.24 : 232,201.80 = 92,814.80 : x - Step 2: Convert to fraction form
168,268.24/232,201.80 = 92,814.80/x - Step 3: Cross multiply
168,268.24x = 232,201.80 × 92,814.80 - Step 4: Simplify right side
168,268.24x = 21,551,763,626.64 - Step 5: Solve for x
x = 21,551,763,626.64/168,268.24 - Step 6: Final answer
x = 128,079.81
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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.