Finding the Fourth Proportional to 127,369.24, 190,762.50 and 60,856.12
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Solution
The fourth proportional to 127,369.24, 190,762.50 and 60,856.12 is: 91,144.97
Step by Step Solution
- Step 1: Write the proportion equation
127,369.24 : 190,762.50 = 60,856.12 : x - Step 2: Convert to fraction form
127,369.24/190,762.50 = 60,856.12/x - Step 3: Cross multiply
127,369.24x = 190,762.50 × 60,856.12 - Step 4: Simplify right side
127,369.24x = 11,609,065,591.50 - Step 5: Solve for x
x = 11,609,065,591.50/127,369.24 - Step 6: Final answer
x = 91,144.97
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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.