Finding the Fourth Proportional to 212,240.99, 292,889.44 and 116,741.99
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Solution
The fourth proportional to 212,240.99, 292,889.44 and 116,741.99 is: 161,102.23
Step by Step Solution
- Step 1: Write the proportion equation
212,240.99 : 292,889.44 = 116,741.99 : x - Step 2: Convert to fraction form
212,240.99/292,889.44 = 116,741.99/x - Step 3: Cross multiply
212,240.99x = 292,889.44 × 116,741.99 - Step 4: Simplify right side
212,240.99x = 34,192,496,075.59 - Step 5: Solve for x
x = 34,192,496,075.59/212,240.99 - Step 6: Final answer
x = 161,102.23
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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.