Finding the Fourth Proportional to 76,550.28, 114,829.89 and 23,243.99
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Solution
The fourth proportional to 76,550.28, 114,829.89 and 23,243.99 is: 34,867.35
Step by Step Solution
- Step 1: Write the proportion equation
76,550.28 : 114,829.89 = 23,243.99 : x - Step 2: Convert to fraction form
76,550.28/114,829.89 = 23,243.99/x - Step 3: Cross multiply
76,550.28x = 114,829.89 × 23,243.99 - Step 4: Simplify right side
76,550.28x = 2,669,105,101.94 - Step 5: Solve for x
x = 2,669,105,101.94/76,550.28 - Step 6: Final answer
x = 34,867.35
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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.