Finding the Fourth Proportional to 220,394.93, 330,716.96 and 94,023.21
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Solution
The fourth proportional to 220,394.93, 330,716.96 and 94,023.21 is: 141,087.96
Step by Step Solution
- Step 1: Write the proportion equation
220,394.93 : 330,716.96 = 94,023.21 : x - Step 2: Convert to fraction form
220,394.93/330,716.96 = 94,023.21/x - Step 3: Cross multiply
220,394.93x = 330,716.96 × 94,023.21 - Step 4: Simplify right side
220,394.93x = 31,095,071,303.30 - Step 5: Solve for x
x = 31,095,071,303.30/220,394.93 - Step 6: Final answer
x = 141,087.96
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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.