Finding the Fourth Proportional to 173,998.24, 261,014.64 and 55,639.84
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Solution
The fourth proportional to 173,998.24, 261,014.64 and 55,639.84 is: 83,465.29
Step by Step Solution
- Step 1: Write the proportion equation
173,998.24 : 261,014.64 = 55,639.84 : x - Step 2: Convert to fraction form
173,998.24/261,014.64 = 55,639.84/x - Step 3: Cross multiply
173,998.24x = 261,014.64 × 55,639.84 - Step 4: Simplify right side
173,998.24x = 14,522,812,807.26 - Step 5: Solve for x
x = 14,522,812,807.26/173,998.24 - Step 6: Final answer
x = 83,465.29
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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.