Finding the Fourth Proportional to 147,968.68, 221,974.08 and 48,096.76
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Solution
The fourth proportional to 147,968.68, 221,974.08 and 48,096.76 is: 72,151.99
Step by Step Solution
- Step 1: Write the proportion equation
147,968.68 : 221,974.08 = 48,096.76 : x - Step 2: Convert to fraction form
147,968.68/221,974.08 = 48,096.76/x - Step 3: Cross multiply
147,968.68x = 221,974.08 × 48,096.76 - Step 4: Simplify right side
147,968.68x = 10,676,234,051.98 - Step 5: Solve for x
x = 10,676,234,051.98/147,968.68 - Step 6: Final answer
x = 72,151.99
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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.