Finding the Fourth Proportional to 144,544.12, 216,762.24 and 49,747.48
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Solution
The fourth proportional to 144,544.12, 216,762.24 and 49,747.48 is: 74,602.66
Step by Step Solution
- Step 1: Write the proportion equation
144,544.12 : 216,762.24 = 49,747.48 : x - Step 2: Convert to fraction form
144,544.12/216,762.24 = 49,747.48/x - Step 3: Cross multiply
144,544.12x = 216,762.24 × 49,747.48 - Step 4: Simplify right side
144,544.12x = 10,783,375,199.16 - Step 5: Solve for x
x = 10,783,375,199.16/144,544.12 - Step 6: Final answer
x = 74,602.66
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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.