Finding the Fourth Proportional to 98,368.24, 135,744.12 and 58,094.96
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Solution
The fourth proportional to 98,368.24, 135,744.12 and 58,094.96 is: 80,168.65
Step by Step Solution
- Step 1: Write the proportion equation
98,368.24 : 135,744.12 = 58,094.96 : x - Step 2: Convert to fraction form
98,368.24/135,744.12 = 58,094.96/x - Step 3: Cross multiply
98,368.24x = 135,744.12 × 58,094.96 - Step 4: Simplify right side
98,368.24x = 7,886,049,221.64 - Step 5: Solve for x
x = 7,886,049,221.64/98,368.24 - Step 6: Final answer
x = 80,168.65
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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.