Finding the Fourth Proportional to 115,804.08, 173,679.99 and 58,820.28
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Solution
The fourth proportional to 115,804.08, 173,679.99 and 58,820.28 is: 88,217.15
Step by Step Solution
- Step 1: Write the proportion equation
115,804.08 : 173,679.99 = 58,820.28 : x - Step 2: Convert to fraction form
115,804.08/173,679.99 = 58,820.28/x - Step 3: Cross multiply
115,804.08x = 173,679.99 × 58,820.28 - Step 4: Simplify right side
115,804.08x = 10,215,905,642.20 - Step 5: Solve for x
x = 10,215,905,642.20/115,804.08 - Step 6: Final answer
x = 88,217.15
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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.