Finding the Fourth Proportional to 88,122.53, 132,183.80 and 53,283.62
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Solution
The fourth proportional to 88,122.53, 132,183.80 and 53,283.62 is: 79,925.43
Step by Step Solution
- Step 1: Write the proportion equation
88,122.53 : 132,183.80 = 53,283.62 : x - Step 2: Convert to fraction form
88,122.53/132,183.80 = 53,283.62/x - Step 3: Cross multiply
88,122.53x = 132,183.80 × 53,283.62 - Step 4: Simplify right side
88,122.53x = 7,043,231,633.21 - Step 5: Solve for x
x = 7,043,231,633.21/88,122.53 - Step 6: Final answer
x = 79,925.43
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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.