Finding the Fourth Proportional to 115,943.55, 173,814.08 and 44,914.65
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Solution
The fourth proportional to 115,943.55, 173,814.08 and 44,914.65 is: 67,332.75
Step by Step Solution
- Step 1: Write the proportion equation
115,943.55 : 173,814.08 = 44,914.65 : x - Step 2: Convert to fraction form
115,943.55/173,814.08 = 44,914.65/x - Step 3: Cross multiply
115,943.55x = 173,814.08 × 44,914.65 - Step 4: Simplify right side
115,943.55x = 7,806,798,343.70 - Step 5: Solve for x
x = 7,806,798,343.70/115,943.55 - Step 6: Final answer
x = 67,332.75
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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.