Finding the Fourth Proportional to 158,027.58, 236,930.64 and 58,174.78
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Solution
The fourth proportional to 158,027.58, 236,930.64 and 58,174.78 is: 87,221.41
Step by Step Solution
- Step 1: Write the proportion equation
158,027.58 : 236,930.64 = 58,174.78 : x - Step 2: Convert to fraction form
158,027.58/236,930.64 = 58,174.78/x - Step 3: Cross multiply
158,027.58x = 236,930.64 × 58,174.78 - Step 4: Simplify right side
158,027.58x = 13,783,388,648.24 - Step 5: Solve for x
x = 13,783,388,648.24/158,027.58 - Step 6: Final answer
x = 87,221.41
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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.