Finding the Fourth Proportional to 73,838.52, 110,718.86 and 32,236.92
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Solution
The fourth proportional to 73,838.52, 110,718.86 and 32,236.92 is: 48,338.39
Step by Step Solution
- Step 1: Write the proportion equation
73,838.52 : 110,718.86 = 32,236.92 : x - Step 2: Convert to fraction form
73,838.52/110,718.86 = 32,236.92/x - Step 3: Cross multiply
73,838.52x = 110,718.86 × 32,236.92 - Step 4: Simplify right side
73,838.52x = 3,569,235,032.31 - Step 5: Solve for x
x = 3,569,235,032.31/73,838.52 - Step 6: Final answer
x = 48,338.39
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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.