Finding the Fourth Proportional to 248,701.08, 372,941.88 and 71,167.68
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Solution
The fourth proportional to 248,701.08, 372,941.88 and 71,167.68 is: 106,720.12
Step by Step Solution
- Step 1: Write the proportion equation
248,701.08 : 372,941.88 = 71,167.68 : x - Step 2: Convert to fraction form
248,701.08/372,941.88 = 71,167.68/x - Step 3: Cross multiply
248,701.08x = 372,941.88 × 71,167.68 - Step 4: Simplify right side
248,701.08x = 26,541,408,374.44 - Step 5: Solve for x
x = 26,541,408,374.44/248,701.08 - Step 6: Final answer
x = 106,720.12
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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.