Finding the Fourth Proportional to 84,063.06, 116,024.04 and 48,277.62
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Solution
The fourth proportional to 84,063.06, 116,024.04 and 48,277.62 is: 66,632.89
Step by Step Solution
- Step 1: Write the proportion equation
84,063.06 : 116,024.04 = 48,277.62 : x - Step 2: Convert to fraction form
84,063.06/116,024.04 = 48,277.62/x - Step 3: Cross multiply
84,063.06x = 116,024.04 × 48,277.62 - Step 4: Simplify right side
84,063.06x = 5,601,364,513.98 - Step 5: Solve for x
x = 5,601,364,513.98/84,063.06 - Step 6: Final answer
x = 66,632.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.