Finding the Fourth Proportional to 107,460.27, 148,251.87 and 64,944.99
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Solution
The fourth proportional to 107,460.27, 148,251.87 and 64,944.99 is: 89,597.92
Step by Step Solution
- Step 1: Write the proportion equation
107,460.27 : 148,251.87 = 64,944.99 : x - Step 2: Convert to fraction form
107,460.27/148,251.87 = 64,944.99/x - Step 3: Cross multiply
107,460.27x = 148,251.87 × 64,944.99 - Step 4: Simplify right side
107,460.27x = 9,628,216,214.63 - Step 5: Solve for x
x = 9,628,216,214.63/107,460.27 - Step 6: Final answer
x = 89,597.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.