Finding the Fourth Proportional to 132,117.63, 198,189.41 and 37,348.53
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Solution
The fourth proportional to 132,117.63, 198,189.41 and 37,348.53 is: 56,026.46
Step by Step Solution
- Step 1: Write the proportion equation
132,117.63 : 198,189.41 = 37,348.53 : x - Step 2: Convert to fraction form
132,117.63/198,189.41 = 37,348.53/x - Step 3: Cross multiply
132,117.63x = 198,189.41 × 37,348.53 - Step 4: Simplify right side
132,117.63x = 7,402,082,938.32 - Step 5: Solve for x
x = 7,402,082,938.32/132,117.63 - Step 6: Final answer
x = 56,026.46
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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.