Finding the Fourth Proportional to 232,916.59, 321,524.67 and 160,421.19
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Solution
The fourth proportional to 232,916.59, 321,524.67 and 160,421.19 is: 221,449.96
Step by Step Solution
- Step 1: Write the proportion equation
232,916.59 : 321,524.67 = 160,421.19 : x - Step 2: Convert to fraction form
232,916.59/321,524.67 = 160,421.19/x - Step 3: Cross multiply
232,916.59x = 321,524.67 × 160,421.19 - Step 4: Simplify right side
232,916.59x = 51,579,370,175.76 - Step 5: Solve for x
x = 51,579,370,175.76/232,916.59 - Step 6: Final answer
x = 221,449.96
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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.