Finding the Fourth Proportional to 165,107.84, 227,851.26 and 93,485.84
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Solution
The fourth proportional to 165,107.84, 227,851.26 and 93,485.84 is: 129,011.84
Step by Step Solution
- Step 1: Write the proportion equation
165,107.84 : 227,851.26 = 93,485.84 : x - Step 2: Convert to fraction form
165,107.84/227,851.26 = 93,485.84/x - Step 3: Cross multiply
165,107.84x = 227,851.26 × 93,485.84 - Step 4: Simplify right side
165,107.84x = 21,300,866,436.16 - Step 5: Solve for x
x = 21,300,866,436.16/165,107.84 - Step 6: Final answer
x = 129,011.84
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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.