Finding the Fourth Proportional to 106,051.73, 146,347.62 and 58,304.75
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Solution
The fourth proportional to 106,051.73, 146,347.62 and 58,304.75 is: 80,458.48
Step by Step Solution
- Step 1: Write the proportion equation
106,051.73 : 146,347.62 = 58,304.75 : x - Step 2: Convert to fraction form
106,051.73/146,347.62 = 58,304.75/x - Step 3: Cross multiply
106,051.73x = 146,347.62 × 58,304.75 - Step 4: Simplify right side
106,051.73x = 8,532,761,397.20 - Step 5: Solve for x
x = 8,532,761,397.20/106,051.73 - Step 6: Final answer
x = 80,458.48
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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.