Finding the Fourth Proportional to 156,539.36, 234,822.36 and 44,220.08
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Solution
The fourth proportional to 156,539.36, 234,822.36 and 44,220.08 is: 66,333.88
Step by Step Solution
- Step 1: Write the proportion equation
156,539.36 : 234,822.36 = 44,220.08 : x - Step 2: Convert to fraction form
156,539.36/234,822.36 = 44,220.08/x - Step 3: Cross multiply
156,539.36x = 234,822.36 × 44,220.08 - Step 4: Simplify right side
156,539.36x = 10,383,863,544.99 - Step 5: Solve for x
x = 10,383,863,544.99/156,539.36 - Step 6: Final answer
x = 66,333.88
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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.