Finding the Fourth Proportional to 107,580.88, 161,305.48 and 44,381.44
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Solution
The fourth proportional to 107,580.88, 161,305.48 and 44,381.44 is: 66,545.00
Step by Step Solution
- Step 1: Write the proportion equation
107,580.88 : 161,305.48 = 44,381.44 : x - Step 2: Convert to fraction form
107,580.88/161,305.48 = 44,381.44/x - Step 3: Cross multiply
107,580.88x = 161,305.48 × 44,381.44 - Step 4: Simplify right side
107,580.88x = 7,158,969,482.29 - Step 5: Solve for x
x = 7,158,969,482.29/107,580.88 - Step 6: Final answer
x = 66,545.00
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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.