Finding the Fourth Proportional to 171,306.08, 236,491.93 and 106,794.98
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Solution
The fourth proportional to 171,306.08, 236,491.93 and 106,794.98 is: 147,432.89
Step by Step Solution
- Step 1: Write the proportion equation
171,306.08 : 236,491.93 = 106,794.98 : x - Step 2: Convert to fraction form
171,306.08/236,491.93 = 106,794.98/x - Step 3: Cross multiply
171,306.08x = 236,491.93 × 106,794.98 - Step 4: Simplify right side
171,306.08x = 25,256,151,659.24 - Step 5: Solve for x
x = 25,256,151,659.24/171,306.08 - Step 6: Final answer
x = 147,432.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.