Finding the Fourth Proportional to 124,482.87, 186,628.60 and 64,446.99
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Solution
The fourth proportional to 124,482.87, 186,628.60 and 64,446.99 is: 96,620.93
Step by Step Solution
- Step 1: Write the proportion equation
124,482.87 : 186,628.60 = 64,446.99 : x - Step 2: Convert to fraction form
124,482.87/186,628.60 = 64,446.99/x - Step 3: Cross multiply
124,482.87x = 186,628.60 × 64,446.99 - Step 4: Simplify right side
124,482.87x = 12,027,650,262.54 - Step 5: Solve for x
x = 12,027,650,262.54/124,482.87 - Step 6: Final answer
x = 96,620.93
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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.