Finding the Fourth Proportional to 87,295.08, 130,951.08 and 34,692.84
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Solution
The fourth proportional to 87,295.08, 130,951.08 and 34,692.84 is: 52,042.62
Step by Step Solution
- Step 1: Write the proportion equation
87,295.08 : 130,951.08 = 34,692.84 : x - Step 2: Convert to fraction form
87,295.08/130,951.08 = 34,692.84/x - Step 3: Cross multiply
87,295.08x = 130,951.08 × 34,692.84 - Step 4: Simplify right side
87,295.08x = 4,543,064,866.27 - Step 5: Solve for x
x = 4,543,064,866.27/87,295.08 - Step 6: Final answer
x = 52,042.62
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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.