Finding the Fourth Proportional to 216,157.92, 324,224.64 and 58,374.48
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Solution
The fourth proportional to 216,157.92, 324,224.64 and 58,374.48 is: 87,558.41
Step by Step Solution
- Step 1: Write the proportion equation
216,157.92 : 324,224.64 = 58,374.48 : x - Step 2: Convert to fraction form
216,157.92/324,224.64 = 58,374.48/x - Step 3: Cross multiply
216,157.92x = 324,224.64 × 58,374.48 - Step 4: Simplify right side
216,157.92x = 18,926,444,763.19 - Step 5: Solve for x
x = 18,926,444,763.19/216,157.92 - Step 6: Final answer
x = 87,558.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.