Finding the Fourth Proportional to 97,174.24, 134,101.20 and 54,728.80
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Solution
The fourth proportional to 97,174.24, 134,101.20 and 54,728.80 is: 75,526.17
Step by Step Solution
- Step 1: Write the proportion equation
97,174.24 : 134,101.20 = 54,728.80 : x - Step 2: Convert to fraction form
97,174.24/134,101.20 = 54,728.80/x - Step 3: Cross multiply
97,174.24x = 134,101.20 × 54,728.80 - Step 4: Simplify right side
97,174.24x = 7,339,197,754.56 - Step 5: Solve for x
x = 7,339,197,754.56/97,174.24 - Step 6: Final answer
x = 75,526.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.