Finding the Fourth Proportional to 124,133.24, 171,304.62 and 67,544.96
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Solution
The fourth proportional to 124,133.24, 171,304.62 and 67,544.96 is: 93,212.45
Step by Step Solution
- Step 1: Write the proportion equation
124,133.24 : 171,304.62 = 67,544.96 : x - Step 2: Convert to fraction form
124,133.24/171,304.62 = 67,544.96/x - Step 3: Cross multiply
124,133.24x = 171,304.62 × 67,544.96 - Step 4: Simplify right side
124,133.24x = 11,570,763,705.72 - Step 5: Solve for x
x = 11,570,763,705.72/124,133.24 - Step 6: Final answer
x = 93,212.45
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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.