Finding the Fourth Proportional to 132,916.68, 199,316.50 and 48,654.96
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Solution
The fourth proportional to 132,916.68, 199,316.50 and 48,654.96 is: 72,961.02
Step by Step Solution
- Step 1: Write the proportion equation
132,916.68 : 199,316.50 = 48,654.96 : x - Step 2: Convert to fraction form
132,916.68/199,316.50 = 48,654.96/x - Step 3: Cross multiply
132,916.68x = 199,316.50 × 48,654.96 - Step 4: Simplify right side
132,916.68x = 9,697,736,334.84 - Step 5: Solve for x
x = 9,697,736,334.84/132,916.68 - Step 6: Final answer
x = 72,961.02
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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.