Finding the Fourth Proportional to 95,122.08, 142,704.98 and 28,563.47
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Solution
The fourth proportional to 95,122.08, 142,704.98 and 28,563.47 is: 42,851.76
Step by Step Solution
- Step 1: Write the proportion equation
95,122.08 : 142,704.98 = 28,563.47 : x - Step 2: Convert to fraction form
95,122.08/142,704.98 = 28,563.47/x - Step 3: Cross multiply
95,122.08x = 142,704.98 × 28,563.47 - Step 4: Simplify right side
95,122.08x = 4,076,148,772.96 - Step 5: Solve for x
x = 4,076,148,772.96/95,122.08 - Step 6: Final answer
x = 42,851.76
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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.