Finding the Fourth Proportional to 106,450.59, 159,495.12 and 64,241.99
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Solution
The fourth proportional to 106,450.59, 159,495.12 and 64,241.99 is: 96,253.89
Step by Step Solution
- Step 1: Write the proportion equation
106,450.59 : 159,495.12 = 64,241.99 : x - Step 2: Convert to fraction form
106,450.59/159,495.12 = 64,241.99/x - Step 3: Cross multiply
106,450.59x = 159,495.12 × 64,241.99 - Step 4: Simplify right side
106,450.59x = 10,246,283,106.61 - Step 5: Solve for x
x = 10,246,283,106.61/106,450.59 - Step 6: Final answer
x = 96,253.89
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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.