Finding the Fourth Proportional to 132,963.44, 199,482.06 and 73,840.62
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Solution
The fourth proportional to 132,963.44, 199,482.06 and 73,840.62 is: 110,781.43
Step by Step Solution
- Step 1: Write the proportion equation
132,963.44 : 199,482.06 = 73,840.62 : x - Step 2: Convert to fraction form
132,963.44/199,482.06 = 73,840.62/x - Step 3: Cross multiply
132,963.44x = 199,482.06 × 73,840.62 - Step 4: Simplify right side
132,963.44x = 14,729,880,014.24 - Step 5: Solve for x
x = 14,729,880,014.24/132,963.44 - Step 6: Final answer
x = 110,781.43
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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.