Finding the Fourth Proportional to 88,485.72, 132,648.35 and 44,126.08
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Solution
The fourth proportional to 88,485.72, 132,648.35 and 44,126.08 is: 66,149.11
Step by Step Solution
- Step 1: Write the proportion equation
88,485.72 : 132,648.35 = 44,126.08 : x - Step 2: Convert to fraction form
88,485.72/132,648.35 = 44,126.08/x - Step 3: Cross multiply
88,485.72x = 132,648.35 × 44,126.08 - Step 4: Simplify right side
88,485.72x = 5,853,251,703.97 - Step 5: Solve for x
x = 5,853,251,703.97/88,485.72 - Step 6: Final answer
x = 66,149.11
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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.