Finding the Fourth Proportional to 106,873.52, 160,434.52 and 62,532.09
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Solution
The fourth proportional to 106,873.52, 160,434.52 and 62,532.09 is: 93,870.83
Step by Step Solution
- Step 1: Write the proportion equation
106,873.52 : 160,434.52 = 62,532.09 : x - Step 2: Convert to fraction form
106,873.52/160,434.52 = 62,532.09/x - Step 3: Cross multiply
106,873.52x = 160,434.52 × 62,532.09 - Step 4: Simplify right side
106,873.52x = 10,032,305,687.42 - Step 5: Solve for x
x = 10,032,305,687.42/106,873.52 - Step 6: Final answer
x = 93,870.83
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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.