Finding the Fourth Proportional to 132,154.44, 182,374.44 and 71,725.62
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Solution
The fourth proportional to 132,154.44, 182,374.44 and 71,725.62 is: 98,982.07
Step by Step Solution
- Step 1: Write the proportion equation
132,154.44 : 182,374.44 = 71,725.62 : x - Step 2: Convert to fraction form
132,154.44/182,374.44 = 71,725.62/x - Step 3: Cross multiply
132,154.44x = 182,374.44 × 71,725.62 - Step 4: Simplify right side
132,154.44x = 13,080,919,781.15 - Step 5: Solve for x
x = 13,080,919,781.15/132,154.44 - Step 6: Final answer
x = 98,982.07
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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.