Finding the Fourth Proportional to 205,741.68, 283,927.32 and 116,317.68
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Solution
The fourth proportional to 205,741.68, 283,927.32 and 116,317.68 is: 160,520.55
Step by Step Solution
- Step 1: Write the proportion equation
205,741.68 : 283,927.32 = 116,317.68 : x - Step 2: Convert to fraction form
205,741.68/283,927.32 = 116,317.68/x - Step 3: Cross multiply
205,741.68x = 283,927.32 × 116,317.68 - Step 4: Simplify right side
205,741.68x = 33,025,767,151.02 - Step 5: Solve for x
x = 33,025,767,151.02/205,741.68 - Step 6: Final answer
x = 160,520.55
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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.