Finding the Fourth Proportional to 88,521.08, 122,157.99 and 48,233.81
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Solution
The fourth proportional to 88,521.08, 122,157.99 and 48,233.81 is: 66,562.07
Step by Step Solution
- Step 1: Write the proportion equation
88,521.08 : 122,157.99 = 48,233.81 : x - Step 2: Convert to fraction form
88,521.08/122,157.99 = 48,233.81/x - Step 3: Cross multiply
88,521.08x = 122,157.99 × 48,233.81 - Step 4: Simplify right side
88,521.08x = 5,892,145,585.04 - Step 5: Solve for x
x = 5,892,145,585.04/88,521.08 - Step 6: Final answer
x = 66,562.07
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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.