Finding the Fourth Proportional to 232,409.26, 320,724.78 and 131,807.26
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Solution
The fourth proportional to 232,409.26, 320,724.78 and 131,807.26 is: 181,894.02
Step by Step Solution
- Step 1: Write the proportion equation
232,409.26 : 320,724.78 = 131,807.26 : x - Step 2: Convert to fraction form
232,409.26/320,724.78 = 131,807.26/x - Step 3: Cross multiply
232,409.26x = 320,724.78 × 131,807.26 - Step 4: Simplify right side
232,409.26x = 42,273,854,465.90 - Step 5: Solve for x
x = 42,273,854,465.90/232,409.26 - Step 6: Final answer
x = 181,894.02
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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.