Finding the Fourth Proportional to 74,313.44, 102,545.76 and 44,093.56
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Solution
The fourth proportional to 74,313.44, 102,545.76 and 44,093.56 is: 60,845.09
Step by Step Solution
- Step 1: Write the proportion equation
74,313.44 : 102,545.76 = 44,093.56 : x - Step 2: Convert to fraction form
74,313.44/102,545.76 = 44,093.56/x - Step 3: Cross multiply
74,313.44x = 102,545.76 × 44,093.56 - Step 4: Simplify right side
74,313.44x = 4,521,607,621.31 - Step 5: Solve for x
x = 4,521,607,621.31/74,313.44 - Step 6: Final answer
x = 60,845.09
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1.5x scale
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.