Finding the Fourth Proportional to 97,814.19, 146,721.20 and 27,693.53
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Solution
The fourth proportional to 97,814.19, 146,721.20 and 27,693.53 is: 41,540.26
Step by Step Solution
- Step 1: Write the proportion equation
97,814.19 : 146,721.20 = 27,693.53 : x - Step 2: Convert to fraction form
97,814.19/146,721.20 = 27,693.53/x - Step 3: Cross multiply
97,814.19x = 146,721.20 × 27,693.53 - Step 4: Simplify right side
97,814.19x = 4,063,227,081.76 - Step 5: Solve for x
x = 4,063,227,081.76/97,814.19 - Step 6: Final answer
x = 41,540.26
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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.