Finding the Fourth Proportional to 88,579.70, 124,361.50 and 88,579.70
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Solution
The fourth proportional to 88,579.70, 124,361.50 and 88,579.70 is: 124,361.50
Step by Step Solution
- Step 1: Write the proportion equation
88,579.70 : 124,361.50 = 88,579.70 : x - Step 2: Convert to fraction form
88,579.70/124,361.50 = 88,579.70/x - Step 3: Cross multiply
88,579.70x = 124,361.50 × 88,579.70 - Step 4: Simplify right side
88,579.70x = 11,015,904,361.55 - Step 5: Solve for x
x = 11,015,904,361.55/88,579.70 - Step 6: Final answer
x = 124,361.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.