Finding the Fourth Proportional to 113,845.68, 170,695.44 and 47,332.08
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Solution
The fourth proportional to 113,845.68, 170,695.44 and 47,332.08 is: 70,967.74
Step by Step Solution
- Step 1: Write the proportion equation
113,845.68 : 170,695.44 = 47,332.08 : x - Step 2: Convert to fraction form
113,845.68/170,695.44 = 47,332.08/x - Step 3: Cross multiply
113,845.68x = 170,695.44 × 47,332.08 - Step 4: Simplify right side
113,845.68x = 8,079,370,221.72 - Step 5: Solve for x
x = 8,079,370,221.72/113,845.68 - Step 6: Final answer
x = 70,967.74
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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.