Finding the Fourth Proportional to 73,609.84, 101,578.08 and 41,774.41
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Solution
The fourth proportional to 73,609.84, 101,578.08 and 41,774.41 is: 57,646.70
Step by Step Solution
- Step 1: Write the proportion equation
73,609.84 : 101,578.08 = 41,774.41 : x - Step 2: Convert to fraction form
73,609.84/101,578.08 = 41,774.41/x - Step 3: Cross multiply
73,609.84x = 101,578.08 × 41,774.41 - Step 4: Simplify right side
73,609.84x = 4,243,364,360.93 - Step 5: Solve for x
x = 4,243,364,360.93/73,609.84 - Step 6: Final answer
x = 57,646.70
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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.