Finding the Fourth Proportional to 174,457.98, 261,686.97 and 48,099.20
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Solution
The fourth proportional to 174,457.98, 261,686.97 and 48,099.20 is: 72,148.79
Step by Step Solution
- Step 1: Write the proportion equation
174,457.98 : 261,686.97 = 48,099.20 : x - Step 2: Convert to fraction form
174,457.98/261,686.97 = 48,099.20/x - Step 3: Cross multiply
174,457.98x = 261,686.97 × 48,099.20 - Step 4: Simplify right side
174,457.98x = 12,586,932,598.99 - Step 5: Solve for x
x = 12,586,932,598.99/174,457.98 - Step 6: Final answer
x = 72,148.79
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1.5x scale
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.