Finding the Fourth Proportional to 97,696.31, 146,467.91 and 38,576.23
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Solution
The fourth proportional to 97,696.31, 146,467.91 and 38,576.23 is: 57,834.12
Step by Step Solution
- Step 1: Write the proportion equation
97,696.31 : 146,467.91 = 38,576.23 : x - Step 2: Convert to fraction form
97,696.31/146,467.91 = 38,576.23/x - Step 3: Cross multiply
97,696.31x = 146,467.91 × 38,576.23 - Step 4: Simplify right side
97,696.31x = 5,650,179,870.42 - Step 5: Solve for x
x = 5,650,179,870.42/97,696.31 - Step 6: Final answer
x = 57,834.12
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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.