Finding the Fourth Proportional to 32,531,121.30, 48,702,203.55 and 31,586,337.30
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Solution
The fourth proportional to 32,531,121.30, 48,702,203.55 and 31,586,337.30 is: 47,287,771.44
Step by Step Solution
- Step 1: Write the proportion equation
32,531,121.30 : 48,702,203.55 = 31,586,337.30 : x - Step 2: Convert to fraction form
32,531,121.30/48,702,203.55 = 31,586,337.30/x - Step 3: Cross multiply
32,531,121.30x = 48,702,203.55 × 31,586,337.30 - Step 4: Simplify right side
32,531,121.30x = 1,538,324,228,583,557.25 - Step 5: Solve for x
x = 1,538,324,228,583,557.25/32,531,121.30 - Step 6: Final answer
x = 47,287,771.44
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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.