Finding the Fourth Proportional to 107,092.68, 147,786.72 and 58,695
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Solution
The fourth proportional to 107,092.68, 147,786.72 and 58,695 is: 80,998.45
Step by Step Solution
- Step 1: Write the proportion equation
107,092.68 : 147,786.72 = 58,695 : x - Step 2: Convert to fraction form
107,092.68/147,786.72 = 58,695/x - Step 3: Cross multiply
107,092.68x = 147,786.72 × 58,695 - Step 4: Simplify right side
107,092.68x = 8,674,341,530.40 - Step 5: Solve for x
x = 8,674,341,530.40/107,092.68 - Step 6: Final answer
x = 80,998.45
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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.