Finding the Fourth Proportional to 114,515.48, 171,597.99 and 61,214.99
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Solution
The fourth proportional to 114,515.48, 171,597.99 and 61,214.99 is: 91,728.81
Step by Step Solution
- Step 1: Write the proportion equation
114,515.48 : 171,597.99 = 61,214.99 : x - Step 2: Convert to fraction form
114,515.48/171,597.99 = 61,214.99/x - Step 3: Cross multiply
114,515.48x = 171,597.99 × 61,214.99 - Step 4: Simplify right side
114,515.48x = 10,504,369,241.87 - Step 5: Solve for x
x = 10,504,369,241.87/114,515.48 - Step 6: Final answer
x = 91,728.81
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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.