Finding the Fourth Proportional to 107,716.84, 161,599.23 and 32,842.81
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Solution
The fourth proportional to 107,716.84, 161,599.23 and 32,842.81 is: 49,271.52
Step by Step Solution
- Step 1: Write the proportion equation
107,716.84 : 161,599.23 = 32,842.81 : x - Step 2: Convert to fraction form
107,716.84/161,599.23 = 32,842.81/x - Step 3: Cross multiply
107,716.84x = 161,599.23 × 32,842.81 - Step 4: Simplify right side
107,716.84x = 5,307,372,807.04 - Step 5: Solve for x
x = 5,307,372,807.04/107,716.84 - Step 6: Final answer
x = 49,271.52
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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.