Finding the Fourth Proportional to 205,245.57, 283,235.95 and 114,602.96
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Solution
The fourth proportional to 205,245.57, 283,235.95 and 114,602.96 is: 158,150.45
Step by Step Solution
- Step 1: Write the proportion equation
205,245.57 : 283,235.95 = 114,602.96 : x - Step 2: Convert to fraction form
205,245.57/283,235.95 = 114,602.96/x - Step 3: Cross multiply
205,245.57x = 283,235.95 × 114,602.96 - Step 4: Simplify right side
205,245.57x = 32,459,678,669.99 - Step 5: Solve for x
x = 32,459,678,669.99/205,245.57 - Step 6: Final answer
x = 158,150.45
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1.5x scale
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.