Finding the Fourth Proportional to 132,203.34, 198,279.54 and 37,432.80
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Solution
The fourth proportional to 132,203.34, 198,279.54 and 37,432.80 is: 56,141.99
Step by Step Solution
- Step 1: Write the proportion equation
132,203.34 : 198,279.54 = 37,432.80 : x - Step 2: Convert to fraction form
132,203.34/198,279.54 = 37,432.80/x - Step 3: Cross multiply
132,203.34x = 198,279.54 × 37,432.80 - Step 4: Simplify right side
132,203.34x = 7,422,158,364.91 - Step 5: Solve for x
x = 7,422,158,364.91/132,203.34 - Step 6: Final answer
x = 56,141.99
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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.