Finding the Fourth Proportional to 92,254.18, 138,166.70 and 89,057.84
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Solution
The fourth proportional to 92,254.18, 138,166.70 and 89,057.84 is: 133,379.62
Step by Step Solution
- Step 1: Write the proportion equation
92,254.18 : 138,166.70 = 89,057.84 : x - Step 2: Convert to fraction form
92,254.18/138,166.70 = 89,057.84/x - Step 3: Cross multiply
92,254.18x = 138,166.70 × 89,057.84 - Step 4: Simplify right side
92,254.18x = 12,304,827,861.93 - Step 5: Solve for x
x = 12,304,827,861.93/92,254.18 - Step 6: Final answer
x = 133,379.62
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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.