Finding the Fourth Proportional to 97,974.99, 146,974.64 and 27,859.77
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Solution
The fourth proportional to 97,974.99, 146,974.64 and 27,859.77 is: 41,793.11
Step by Step Solution
- Step 1: Write the proportion equation
97,974.99 : 146,974.64 = 27,859.77 : x - Step 2: Convert to fraction form
97,974.99/146,974.64 = 27,859.77/x - Step 3: Cross multiply
97,974.99x = 146,974.64 × 27,859.77 - Step 4: Simplify right side
97,974.99x = 4,094,679,526.93 - Step 5: Solve for x
x = 4,094,679,526.93/97,974.99 - Step 6: Final answer
x = 41,793.11
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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.