Finding the Fourth Proportional to 173,557.19, 260,066.51 and 120,352.95
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Solution
The fourth proportional to 173,557.19, 260,066.51 and 120,352.95 is: 180,342.70
Step by Step Solution
- Step 1: Write the proportion equation
173,557.19 : 260,066.51 = 120,352.95 : x - Step 2: Convert to fraction form
173,557.19/260,066.51 = 120,352.95/x - Step 3: Cross multiply
173,557.19x = 260,066.51 × 120,352.95 - Step 4: Simplify right side
173,557.19x = 31,299,771,674.70 - Step 5: Solve for x
x = 31,299,771,674.70/173,557.19 - Step 6: Final answer
x = 180,342.70
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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.