Finding the Fourth Proportional to 106,732.05, 160,098.08 and 92,908.05
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Solution
The fourth proportional to 106,732.05, 160,098.08 and 92,908.05 is: 139,362.08
Step by Step Solution
- Step 1: Write the proportion equation
106,732.05 : 160,098.08 = 92,908.05 : x - Step 2: Convert to fraction form
106,732.05/160,098.08 = 92,908.05/x - Step 3: Cross multiply
106,732.05x = 160,098.08 × 92,908.05 - Step 4: Simplify right side
106,732.05x = 14,874,399,957.00 - Step 5: Solve for x
x = 14,874,399,957.00/106,732.05 - Step 6: Final answer
x = 139,362.08
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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.