Finding the Fourth Proportional to 97,551.99, 146,328.05 and 27,431.31
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Solution
The fourth proportional to 97,551.99, 146,328.05 and 27,431.31 is: 41,146.98
Step by Step Solution
- Step 1: Write the proportion equation
97,551.99 : 146,328.05 = 27,431.31 : x - Step 2: Convert to fraction form
97,551.99/146,328.05 = 27,431.31/x - Step 3: Cross multiply
97,551.99x = 146,328.05 × 27,431.31 - Step 4: Simplify right side
97,551.99x = 4,013,970,101.25 - Step 5: Solve for x
x = 4,013,970,101.25/97,551.99 - Step 6: Final answer
x = 41,146.98
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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.