Finding the Fourth Proportional to 112,995.84, 169,548.84 and 46,455.96
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Solution
The fourth proportional to 112,995.84, 169,548.84 and 46,455.96 is: 69,706.59
Step by Step Solution
- Step 1: Write the proportion equation
112,995.84 : 169,548.84 = 46,455.96 : x - Step 2: Convert to fraction form
112,995.84/169,548.84 = 46,455.96/x - Step 3: Cross multiply
112,995.84x = 169,548.84 × 46,455.96 - Step 4: Simplify right side
112,995.84x = 7,876,554,129.09 - Step 5: Solve for x
x = 7,876,554,129.09/112,995.84 - Step 6: Final answer
x = 69,706.59
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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.