Finding the Fourth Proportional to 104,359.44, 156,538.62 and 25,474.08
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Solution
The fourth proportional to 104,359.44, 156,538.62 and 25,474.08 is: 38,210.99
Step by Step Solution
- Step 1: Write the proportion equation
104,359.44 : 156,538.62 = 25,474.08 : x - Step 2: Convert to fraction form
104,359.44/156,538.62 = 25,474.08/x - Step 3: Cross multiply
104,359.44x = 156,538.62 × 25,474.08 - Step 4: Simplify right side
104,359.44x = 3,987,677,328.97 - Step 5: Solve for x
x = 3,987,677,328.97/104,359.44 - Step 6: Final answer
x = 38,210.99
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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.