Finding the Fourth Proportional to 97,205.92, 145,851.20 and 34,071.44
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Solution
The fourth proportional to 97,205.92, 145,851.20 and 34,071.44 is: 51,121.99
Step by Step Solution
- Step 1: Write the proportion equation
97,205.92 : 145,851.20 = 34,071.44 : x - Step 2: Convert to fraction form
97,205.92/145,851.20 = 34,071.44/x - Step 3: Cross multiply
97,205.92x = 145,851.20 × 34,071.44 - Step 4: Simplify right side
97,205.92x = 4,969,360,409.73 - Step 5: Solve for x
x = 4,969,360,409.73/97,205.92 - Step 6: Final answer
x = 51,121.99
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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.