Finding the Fourth Proportional to 168,230.24, 232,174.08 and 125,715.20
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Solution
The fourth proportional to 168,230.24, 232,174.08 and 125,715.20 is: 173,499.19
Step by Step Solution
- Step 1: Write the proportion equation
168,230.24 : 232,174.08 = 125,715.20 : x - Step 2: Convert to fraction form
168,230.24/232,174.08 = 125,715.20/x - Step 3: Cross multiply
168,230.24x = 232,174.08 × 125,715.20 - Step 4: Simplify right side
168,230.24x = 29,187,810,902.02 - Step 5: Solve for x
x = 29,187,810,902.02/168,230.24 - Step 6: Final answer
x = 173,499.19
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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.