Finding the Fourth Proportional to 86,575.23, 119,473.92 and 48,336.93
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Solution
The fourth proportional to 86,575.23, 119,473.92 and 48,336.93 is: 66,705.02
Step by Step Solution
- Step 1: Write the proportion equation
86,575.23 : 119,473.92 = 48,336.93 : x - Step 2: Convert to fraction form
86,575.23/119,473.92 = 48,336.93/x - Step 3: Cross multiply
86,575.23x = 119,473.92 × 48,336.93 - Step 4: Simplify right side
86,575.23x = 5,775,002,507.87 - Step 5: Solve for x
x = 5,775,002,507.87/86,575.23 - Step 6: Final answer
x = 66,705.02
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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.