Finding the Fourth Proportional to 151,088.08, 208,497.14 and 83,105.03
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Solution
The fourth proportional to 151,088.08, 208,497.14 and 83,105.03 is: 114,682.52
Step by Step Solution
- Step 1: Write the proportion equation
151,088.08 : 208,497.14 = 83,105.03 : x - Step 2: Convert to fraction form
151,088.08/208,497.14 = 83,105.03/x - Step 3: Cross multiply
151,088.08x = 208,497.14 × 83,105.03 - Step 4: Simplify right side
151,088.08x = 17,327,161,180.33 - Step 5: Solve for x
x = 17,327,161,180.33/151,088.08 - Step 6: Final answer
x = 114,682.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.