Finding the Fourth Proportional to 153,625.98, 230,438.94 and 48,453.14
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Solution
The fourth proportional to 153,625.98, 230,438.94 and 48,453.14 is: 72,679.70
Step by Step Solution
- Step 1: Write the proportion equation
153,625.98 : 230,438.94 = 48,453.14 : x - Step 2: Convert to fraction form
153,625.98/230,438.94 = 48,453.14/x - Step 3: Cross multiply
153,625.98x = 230,438.94 × 48,453.14 - Step 4: Simplify right side
153,625.98x = 11,165,490,221.27 - Step 5: Solve for x
x = 11,165,490,221.27/153,625.98 - Step 6: Final answer
x = 72,679.70
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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.