Finding the Fourth Proportional to 167,965.49, 231,792.38 and 92,513.99
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Solution
The fourth proportional to 167,965.49, 231,792.38 and 92,513.99 is: 127,669.31
Step by Step Solution
- Step 1: Write the proportion equation
167,965.49 : 231,792.38 = 92,513.99 : x - Step 2: Convert to fraction form
167,965.49/231,792.38 = 92,513.99/x - Step 3: Cross multiply
167,965.49x = 231,792.38 × 92,513.99 - Step 4: Simplify right side
167,965.49x = 21,444,037,462.83 - Step 5: Solve for x
x = 21,444,037,462.83/167,965.49 - Step 6: Final answer
x = 127,669.31
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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.