Finding the Fourth Proportional to 119,541.13, 179,269.47 and 35,278.75
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Solution
The fourth proportional to 119,541.13, 179,269.47 and 35,278.75 is: 52,905.66
Step by Step Solution
- Step 1: Write the proportion equation
119,541.13 : 179,269.47 = 35,278.75 : x - Step 2: Convert to fraction form
119,541.13/179,269.47 = 35,278.75/x - Step 3: Cross multiply
119,541.13x = 179,269.47 × 35,278.75 - Step 4: Simplify right side
119,541.13x = 6,324,402,814.76 - Step 5: Solve for x
x = 6,324,402,814.76/119,541.13 - Step 6: Final answer
x = 52,905.66
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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.