Finding the Fourth Proportional to 231,158.99, 346,817.26 and 124,553.88
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Solution
The fourth proportional to 231,158.99, 346,817.26 and 124,553.88 is: 186,873.26
Step by Step Solution
- Step 1: Write the proportion equation
231,158.99 : 346,817.26 = 124,553.88 : x - Step 2: Convert to fraction form
231,158.99/346,817.26 = 124,553.88/x - Step 3: Cross multiply
231,158.99x = 346,817.26 × 124,553.88 - Step 4: Simplify right side
231,158.99x = 43,197,435,539.66 - Step 5: Solve for x
x = 43,197,435,539.66/231,158.99 - Step 6: Final answer
x = 186,873.26
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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.