Finding the Fourth Proportional to 232,087.22, 348,135.68 and 74,315.21
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Solution
The fourth proportional to 232,087.22, 348,135.68 and 74,315.21 is: 111,474.37
Step by Step Solution
- Step 1: Write the proportion equation
232,087.22 : 348,135.68 = 74,315.21 : x - Step 2: Convert to fraction form
232,087.22/348,135.68 = 74,315.21/x - Step 3: Cross multiply
232,087.22x = 348,135.68 × 74,315.21 - Step 4: Simplify right side
232,087.22x = 25,871,777,223.82 - Step 5: Solve for x
x = 25,871,777,223.82/232,087.22 - Step 6: Final answer
x = 111,474.37
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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.