Finding the Fourth Proportional to 73,579.09, 101,536.16 and 41,747.31
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Solution
The fourth proportional to 73,579.09, 101,536.16 and 41,747.31 is: 57,609.59
Step by Step Solution
- Step 1: Write the proportion equation
73,579.09 : 101,536.16 = 41,747.31 : x - Step 2: Convert to fraction form
73,579.09/101,536.16 = 41,747.31/x - Step 3: Cross multiply
73,579.09x = 101,536.16 × 41,747.31 - Step 4: Simplify right side
73,579.09x = 4,238,861,547.73 - Step 5: Solve for x
x = 4,238,861,547.73/73,579.09 - Step 6: Final answer
x = 57,609.59
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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.