Finding the Fourth Proportional to 233,646.21, 322,539.41 and 136,836.60
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Solution
The fourth proportional to 233,646.21, 322,539.41 and 136,836.60 is: 188,897.55
Step by Step Solution
- Step 1: Write the proportion equation
233,646.21 : 322,539.41 = 136,836.60 : x - Step 2: Convert to fraction form
233,646.21/322,539.41 = 136,836.60/x - Step 3: Cross multiply
233,646.21x = 322,539.41 × 136,836.60 - Step 4: Simplify right side
233,646.21x = 44,135,196,230.41 - Step 5: Solve for x
x = 44,135,196,230.41/233,646.21 - Step 6: Final answer
x = 188,897.55
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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.