Finding the Fourth Proportional to 183,462.45, 253,205.87 and 111,883.99
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Solution
The fourth proportional to 183,462.45, 253,205.87 and 111,883.99 is: 154,416.79
Step by Step Solution
- Step 1: Write the proportion equation
183,462.45 : 253,205.87 = 111,883.99 : x - Step 2: Convert to fraction form
183,462.45/253,205.87 = 111,883.99/x - Step 3: Cross multiply
183,462.45x = 253,205.87 × 111,883.99 - Step 4: Simplify right side
183,462.45x = 28,329,682,784.11 - Step 5: Solve for x
x = 28,329,682,784.11/183,462.45 - Step 6: Final answer
x = 154,416.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.