Finding the Fourth Proportional to 124,174.44, 171,361.44 and 67,585.68
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Solution
The fourth proportional to 124,174.44, 171,361.44 and 67,585.68 is: 93,268.63
Step by Step Solution
- Step 1: Write the proportion equation
124,174.44 : 171,361.44 = 67,585.68 : x - Step 2: Convert to fraction form
124,174.44/171,361.44 = 67,585.68/x - Step 3: Cross multiply
124,174.44x = 171,361.44 × 67,585.68 - Step 4: Simplify right side
124,174.44x = 11,581,579,448.18 - Step 5: Solve for x
x = 11,581,579,448.18/124,174.44 - Step 6: Final answer
x = 93,268.63
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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.