Finding the Fourth Proportional to 73,917.12, 110,974.23 and 62,894.64
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Solution
The fourth proportional to 73,917.12, 110,974.23 and 62,894.64 is: 94,425.81
Step by Step Solution
- Step 1: Write the proportion equation
73,917.12 : 110,974.23 = 62,894.64 : x - Step 2: Convert to fraction form
73,917.12/110,974.23 = 62,894.64/x - Step 3: Cross multiply
73,917.12x = 110,974.23 × 62,894.64 - Step 4: Simplify right side
73,917.12x = 6,979,684,245.13 - Step 5: Solve for x
x = 6,979,684,245.13/73,917.12 - Step 6: Final answer
x = 94,425.81
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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.