Finding the Fourth Proportional to 114,886.68, 172,330.14 and 36,007.08
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Solution
The fourth proportional to 114,886.68, 172,330.14 and 36,007.08 is: 54,010.66
Step by Step Solution
- Step 1: Write the proportion equation
114,886.68 : 172,330.14 = 36,007.08 : x - Step 2: Convert to fraction form
114,886.68/172,330.14 = 36,007.08/x - Step 3: Cross multiply
114,886.68x = 172,330.14 × 36,007.08 - Step 4: Simplify right side
114,886.68x = 6,205,105,137.39 - Step 5: Solve for x
x = 6,205,105,137.39/114,886.68 - Step 6: Final answer
x = 54,010.66
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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.