Finding the Fourth Proportional to 106,615.65, 160,000.63 and 41,709.62
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Solution
The fourth proportional to 106,615.65, 160,000.63 and 41,709.62 is: 62,594.61
Step by Step Solution
- Step 1: Write the proportion equation
106,615.65 : 160,000.63 = 41,709.62 : x - Step 2: Convert to fraction form
106,615.65/160,000.63 = 41,709.62/x - Step 3: Cross multiply
106,615.65x = 160,000.63 × 41,709.62 - Step 4: Simplify right side
106,615.65x = 6,673,564,677.06 - Step 5: Solve for x
x = 6,673,564,677.06/106,615.65 - Step 6: Final answer
x = 62,594.61
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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.