Finding the Fourth Proportional to 84,470.46, 126,623.79 and 46,996.26
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Solution
The fourth proportional to 84,470.46, 126,623.79 and 46,996.26 is: 70,448.82
Step by Step Solution
- Step 1: Write the proportion equation
84,470.46 : 126,623.79 = 46,996.26 : x - Step 2: Convert to fraction form
84,470.46/126,623.79 = 46,996.26/x - Step 3: Cross multiply
84,470.46x = 126,623.79 × 46,996.26 - Step 4: Simplify right side
84,470.46x = 5,950,844,557.03 - Step 5: Solve for x
x = 5,950,844,557.03/84,470.46 - Step 6: Final answer
x = 70,448.82
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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.