Finding the Fourth Proportional to 11,402.08, 17,104.92 and 3,610.28
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Solution
The fourth proportional to 11,402.08, 17,104.92 and 3,610.28 is: 5,415.99
Step by Step Solution
- Step 1: Write the proportion equation
11,402.08 : 17,104.92 = 3,610.28 : x - Step 2: Convert to fraction form
11,402.08/17,104.92 = 3,610.28/x - Step 3: Cross multiply
11,402.08x = 17,104.92 × 3,610.28 - Step 4: Simplify right side
11,402.08x = 61,753,550.58 - Step 5: Solve for x
x = 61,753,550.58/11,402.08 - Step 6: Final answer
x = 5,415.99
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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.