Finding the Fourth Proportional to 73,874.08, 101,950.05 and 45,184.74
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Solution
The fourth proportional to 73,874.08, 101,950.05 and 45,184.74 is: 62,357.28
Step by Step Solution
- Step 1: Write the proportion equation
73,874.08 : 101,950.05 = 45,184.74 : x - Step 2: Convert to fraction form
73,874.08/101,950.05 = 45,184.74/x - Step 3: Cross multiply
73,874.08x = 101,950.05 × 45,184.74 - Step 4: Simplify right side
73,874.08x = 4,606,586,502.24 - Step 5: Solve for x
x = 4,606,586,502.24/73,874.08 - Step 6: Final answer
x = 62,357.28
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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.