Finding the Fourth Proportional to 233,719.93, 350,455.17 and 121,286.95
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Solution
The fourth proportional to 233,719.93, 350,455.17 and 121,286.95 is: 181,865.70
Step by Step Solution
- Step 1: Write the proportion equation
233,719.93 : 350,455.17 = 121,286.95 : x - Step 2: Convert to fraction form
233,719.93/350,455.17 = 121,286.95/x - Step 3: Cross multiply
233,719.93x = 350,455.17 × 121,286.95 - Step 4: Simplify right side
233,719.93x = 42,505,638,681.03 - Step 5: Solve for x
x = 42,505,638,681.03/233,719.93 - Step 6: Final answer
x = 181,865.70
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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.