Finding the Fourth Proportional to 73,226.44, 100,977.06 and 62,651.08
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Solution
The fourth proportional to 73,226.44, 100,977.06 and 62,651.08 is: 86,393.96
Step by Step Solution
- Step 1: Write the proportion equation
73,226.44 : 100,977.06 = 62,651.08 : x - Step 2: Convert to fraction form
73,226.44/100,977.06 = 62,651.08/x - Step 3: Cross multiply
73,226.44x = 100,977.06 × 62,651.08 - Step 4: Simplify right side
73,226.44x = 6,326,321,864.22 - Step 5: Solve for x
x = 6,326,321,864.22/73,226.44 - Step 6: Final answer
x = 86,393.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.