Finding the Fourth Proportional to 107,676.24, 148,591.72 and 59,929.60
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Solution
The fourth proportional to 107,676.24, 148,591.72 and 59,929.60 is: 82,702.02
Step by Step Solution
- Step 1: Write the proportion equation
107,676.24 : 148,591.72 = 59,929.60 : x - Step 2: Convert to fraction form
107,676.24/148,591.72 = 59,929.60/x - Step 3: Cross multiply
107,676.24x = 148,591.72 × 59,929.60 - Step 4: Simplify right side
107,676.24x = 8,905,042,193.09 - Step 5: Solve for x
x = 8,905,042,193.09/107,676.24 - Step 6: Final answer
x = 82,702.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.