Finding the Fourth Proportional to 151,201.62, 208,655.19 and 94,644.18
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Solution
The fourth proportional to 151,201.62, 208,655.19 and 94,644.18 is: 130,607.06
Step by Step Solution
- Step 1: Write the proportion equation
151,201.62 : 208,655.19 = 94,644.18 : x - Step 2: Convert to fraction form
151,201.62/208,655.19 = 94,644.18/x - Step 3: Cross multiply
151,201.62x = 208,655.19 × 94,644.18 - Step 4: Simplify right side
151,201.62x = 19,747,999,360.29 - Step 5: Solve for x
x = 19,747,999,360.29/151,201.62 - Step 6: Final answer
x = 130,607.06
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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.