Finding the Fourth Proportional to 157,201.16, 235,729.35 and 50,565.42
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Solution
The fourth proportional to 157,201.16, 235,729.35 and 50,565.42 is: 75,824.85
Step by Step Solution
- Step 1: Write the proportion equation
157,201.16 : 235,729.35 = 50,565.42 : x - Step 2: Convert to fraction form
157,201.16/235,729.35 = 50,565.42/x - Step 3: Cross multiply
157,201.16x = 235,729.35 × 50,565.42 - Step 4: Simplify right side
157,201.16x = 11,919,753,589.08 - Step 5: Solve for x
x = 11,919,753,589.08/157,201.16 - Step 6: Final answer
x = 75,824.85
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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.