Finding the Fourth Proportional to 232,741.80, 349,112.70 and 114,643.80
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Solution
The fourth proportional to 232,741.80, 349,112.70 and 114,643.80 is: 171,965.70
Step by Step Solution
- Step 1: Write the proportion equation
232,741.80 : 349,112.70 = 114,643.80 : x - Step 2: Convert to fraction form
232,741.80/349,112.70 = 114,643.80/x - Step 3: Cross multiply
232,741.80x = 349,112.70 × 114,643.80 - Step 4: Simplify right side
232,741.80x = 40,023,606,556.26 - Step 5: Solve for x
x = 40,023,606,556.26/232,741.80 - Step 6: Final answer
x = 171,965.70
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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.