Finding the Fourth Proportional to 88,943.48, 133,415.44 and 36,352.96
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Solution
The fourth proportional to 88,943.48, 133,415.44 and 36,352.96 is: 54,529.53
Step by Step Solution
- Step 1: Write the proportion equation
88,943.48 : 133,415.44 = 36,352.96 : x - Step 2: Convert to fraction form
88,943.48/133,415.44 = 36,352.96/x - Step 3: Cross multiply
88,943.48x = 133,415.44 × 36,352.96 - Step 4: Simplify right side
88,943.48x = 4,850,046,153.70 - Step 5: Solve for x
x = 4,850,046,153.70/88,943.48 - Step 6: Final answer
x = 54,529.53
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1.5x scale
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.