Finding the Fourth Proportional to 171,692.08, 236,906.18 and 114,416.90
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Solution
The fourth proportional to 171,692.08, 236,906.18 and 114,416.90 is: 157,876.07
Step by Step Solution
- Step 1: Write the proportion equation
171,692.08 : 236,906.18 = 114,416.90 : x - Step 2: Convert to fraction form
171,692.08/236,906.18 = 114,416.90/x - Step 3: Cross multiply
171,692.08x = 236,906.18 × 114,416.90 - Step 4: Simplify right side
171,692.08x = 27,106,070,267.29 - Step 5: Solve for x
x = 27,106,070,267.29/171,692.08 - Step 6: Final answer
x = 157,876.07
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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.