Finding the Fourth Proportional to 232,085.16, 347,765.40 and 161,146.08
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Solution
The fourth proportional to 232,085.16, 347,765.40 and 161,146.08 is: 241,467.53
Step by Step Solution
- Step 1: Write the proportion equation
232,085.16 : 347,765.40 = 161,146.08 : x - Step 2: Convert to fraction form
232,085.16/347,765.40 = 161,146.08/x - Step 3: Cross multiply
232,085.16x = 347,765.40 × 161,146.08 - Step 4: Simplify right side
232,085.16x = 56,041,030,969.63 - Step 5: Solve for x
x = 56,041,030,969.63/232,085.16 - Step 6: Final answer
x = 241,467.53
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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.