Finding the Fourth Proportional to 73,398.60, 101,286.68 and 41,567.74
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Solution
The fourth proportional to 73,398.60, 101,286.68 and 41,567.74 is: 57,361.56
Step by Step Solution
- Step 1: Write the proportion equation
73,398.60 : 101,286.68 = 41,567.74 : x - Step 2: Convert to fraction form
73,398.60/101,286.68 = 41,567.74/x - Step 3: Cross multiply
73,398.60x = 101,286.68 × 41,567.74 - Step 4: Simplify right side
73,398.60x = 4,210,257,918.65 - Step 5: Solve for x
x = 4,210,257,918.65/73,398.60 - Step 6: Final answer
x = 57,361.56
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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.