Finding the Fourth Proportional to 166,790.25, 250,211.30 and 56,008.17
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Solution
The fourth proportional to 166,790.25, 250,211.30 and 56,008.17 is: 84,020.96
Step by Step Solution
- Step 1: Write the proportion equation
166,790.25 : 250,211.30 = 56,008.17 : x - Step 2: Convert to fraction form
166,790.25/250,211.30 = 56,008.17/x - Step 3: Cross multiply
166,790.25x = 250,211.30 × 56,008.17 - Step 4: Simplify right side
166,790.25x = 14,013,876,746.28 - Step 5: Solve for x
x = 14,013,876,746.28/166,790.25 - Step 6: Final answer
x = 84,020.96
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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.