Finding the Fourth Proportional to 212,228.24, 292,877.42 and 116,735.63
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Solution
The fourth proportional to 212,228.24, 292,877.42 and 116,735.63 is: 161,096.51
Step by Step Solution
- Step 1: Write the proportion equation
212,228.24 : 292,877.42 = 116,735.63 : x - Step 2: Convert to fraction form
212,228.24/292,877.42 = 116,735.63/x - Step 3: Cross multiply
212,228.24x = 292,877.42 × 116,735.63 - Step 4: Simplify right side
212,228.24x = 34,189,228,088.41 - Step 5: Solve for x
x = 34,189,228,088.41/212,228.24 - Step 6: Final answer
x = 161,096.51
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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.