Finding the Fourth Proportional to 106,359.59, 159,568.99 and 46,393.31
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Solution
The fourth proportional to 106,359.59, 159,568.99 and 46,393.31 is: 69,602.88
Step by Step Solution
- Step 1: Write the proportion equation
106,359.59 : 159,568.99 = 46,393.31 : x - Step 2: Convert to fraction form
106,359.59/159,568.99 = 46,393.31/x - Step 3: Cross multiply
106,359.59x = 159,568.99 × 46,393.31 - Step 4: Simplify right side
106,359.59x = 7,402,933,902.40 - Step 5: Solve for x
x = 7,402,933,902.40/106,359.59 - Step 6: Final answer
x = 69,602.88
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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.