Finding the Fourth Proportional to 94,236.16, 130,052.04 and 58,449.96
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Solution
The fourth proportional to 94,236.16, 130,052.04 and 58,449.96 is: 80,664.75
Step by Step Solution
- Step 1: Write the proportion equation
94,236.16 : 130,052.04 = 58,449.96 : x - Step 2: Convert to fraction form
94,236.16/130,052.04 = 58,449.96/x - Step 3: Cross multiply
94,236.16x = 130,052.04 × 58,449.96 - Step 4: Simplify right side
94,236.16x = 7,601,536,535.92 - Step 5: Solve for x
x = 7,601,536,535.92/94,236.16 - Step 6: Final answer
x = 80,664.75
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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.