Finding the Fourth Proportional to 295,137.70, 442,706.55 and 73,521.70
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Solution
The fourth proportional to 295,137.70, 442,706.55 and 73,521.70 is: 110,282.55
Step by Step Solution
- Step 1: Write the proportion equation
295,137.70 : 442,706.55 = 73,521.70 : x - Step 2: Convert to fraction form
295,137.70/442,706.55 = 73,521.70/x - Step 3: Cross multiply
295,137.70x = 442,706.55 × 73,521.70 - Step 4: Simplify right side
295,137.70x = 32,548,538,157.14 - Step 5: Solve for x
x = 32,548,538,157.14/295,137.70 - Step 6: Final answer
x = 110,282.55
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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.