Finding the Fourth Proportional to 178,804.24, 246,689.66 and 101,269.31
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Solution
The fourth proportional to 178,804.24, 246,689.66 and 101,269.31 is: 139,717.55
Step by Step Solution
- Step 1: Write the proportion equation
178,804.24 : 246,689.66 = 101,269.31 : x - Step 2: Convert to fraction form
178,804.24/246,689.66 = 101,269.31/x - Step 3: Cross multiply
178,804.24x = 246,689.66 × 101,269.31 - Step 4: Simplify right side
178,804.24x = 24,982,090,672.06 - Step 5: Solve for x
x = 24,982,090,672.06/178,804.24 - Step 6: Final answer
x = 139,717.55
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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.