Finding the Fourth Proportional to 161,738.83, 242,622.83 and 61,894.99
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Solution
The fourth proportional to 161,738.83, 242,622.83 and 61,894.99 is: 92,848.07
Step by Step Solution
- Step 1: Write the proportion equation
161,738.83 : 242,622.83 = 61,894.99 : x - Step 2: Convert to fraction form
161,738.83/242,622.83 = 61,894.99/x - Step 3: Cross multiply
161,738.83x = 242,622.83 × 61,894.99 - Step 4: Simplify right side
161,738.83x = 15,017,137,636.62 - Step 5: Solve for x
x = 15,017,137,636.62/161,738.83 - Step 6: Final answer
x = 92,848.07
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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.