Finding the Fourth Proportional to 132,202.74, 182,439.99 and 71,773.44
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Solution
The fourth proportional to 132,202.74, 182,439.99 and 71,773.44 is: 99,047.46
Step by Step Solution
- Step 1: Write the proportion equation
132,202.74 : 182,439.99 = 71,773.44 : x - Step 2: Convert to fraction form
132,202.74/182,439.99 = 71,773.44/x - Step 3: Cross multiply
132,202.74x = 182,439.99 × 71,773.44 - Step 4: Simplify right side
132,202.74x = 13,094,345,675.87 - Step 5: Solve for x
x = 13,094,345,675.87/132,202.74 - Step 6: Final answer
x = 99,047.46
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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.