Finding the Fourth Proportional to 137,544.67, 206,248.96 and 48,784.87
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Solution
The fourth proportional to 137,544.67, 206,248.96 and 48,784.87 is: 73,153.17
Step by Step Solution
- Step 1: Write the proportion equation
137,544.67 : 206,248.96 = 48,784.87 : x - Step 2: Convert to fraction form
137,544.67/206,248.96 = 48,784.87/x - Step 3: Cross multiply
137,544.67x = 206,248.96 × 48,784.87 - Step 4: Simplify right side
137,544.67x = 10,061,828,701.24 - Step 5: Solve for x
x = 10,061,828,701.24/137,544.67 - Step 6: Final answer
x = 73,153.17
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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.