Finding the Fourth Proportional to 107,130.20, 160,697.57 and 36,054.99
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Solution
The fourth proportional to 107,130.20, 160,697.57 and 36,054.99 is: 54,083.25
Step by Step Solution
- Step 1: Write the proportion equation
107,130.20 : 160,697.57 = 36,054.99 : x - Step 2: Convert to fraction form
107,130.20/160,697.57 = 36,054.99/x - Step 3: Cross multiply
107,130.20x = 160,697.57 × 36,054.99 - Step 4: Simplify right side
107,130.20x = 5,793,949,099.10 - Step 5: Solve for x
x = 5,793,949,099.10/107,130.20 - Step 6: Final answer
x = 54,083.25
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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.