Finding the Fourth Proportional to 98,562.15, 147,827.05 and 27,489.62
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Solution
The fourth proportional to 98,562.15, 147,827.05 and 27,489.62 is: 41,229.92
Step by Step Solution
- Step 1: Write the proportion equation
98,562.15 : 147,827.05 = 27,489.62 : x - Step 2: Convert to fraction form
98,562.15/147,827.05 = 27,489.62/x - Step 3: Cross multiply
98,562.15x = 147,827.05 × 27,489.62 - Step 4: Simplify right side
98,562.15x = 4,063,709,731.06 - Step 5: Solve for x
x = 4,063,709,731.06/98,562.15 - Step 6: Final answer
x = 41,229.92
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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.