Finding the Fourth Proportional to 114,794.26, 172,153.12 and 48,221.98
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Solution
The fourth proportional to 114,794.26, 172,153.12 and 48,221.98 is: 72,316.90
Step by Step Solution
- Step 1: Write the proportion equation
114,794.26 : 172,153.12 = 48,221.98 : x - Step 2: Convert to fraction form
114,794.26/172,153.12 = 48,221.98/x - Step 3: Cross multiply
114,794.26x = 172,153.12 × 48,221.98 - Step 4: Simplify right side
114,794.26x = 8,301,564,953.04 - Step 5: Solve for x
x = 8,301,564,953.04/114,794.26 - Step 6: Final answer
x = 72,316.90
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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.