Finding the Fourth Proportional to 107,126.76, 160,688.64 and 26,074.09
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Solution
The fourth proportional to 107,126.76, 160,688.64 and 26,074.09 is: 39,110.76
Step by Step Solution
- Step 1: Write the proportion equation
107,126.76 : 160,688.64 = 26,074.09 : x - Step 2: Convert to fraction form
107,126.76/160,688.64 = 26,074.09/x - Step 3: Cross multiply
107,126.76x = 160,688.64 × 26,074.09 - Step 4: Simplify right side
107,126.76x = 4,189,809,236.10 - Step 5: Solve for x
x = 4,189,809,236.10/107,126.76 - Step 6: Final answer
x = 39,110.76
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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.