Finding the Fourth Proportional to 129,041.44, 193,584.96 and 58,927.84
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Solution
The fourth proportional to 129,041.44, 193,584.96 and 58,927.84 is: 88,402.17
Step by Step Solution
- Step 1: Write the proportion equation
129,041.44 : 193,584.96 = 58,927.84 : x - Step 2: Convert to fraction form
129,041.44/193,584.96 = 58,927.84/x - Step 3: Cross multiply
129,041.44x = 193,584.96 × 58,927.84 - Step 4: Simplify right side
129,041.44x = 11,407,543,549.29 - Step 5: Solve for x
x = 11,407,543,549.29/129,041.44 - Step 6: Final answer
x = 88,402.17
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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.