Finding the Fourth Proportional to 242,566.68, 334,880.94 and 162,130.44
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Solution
The fourth proportional to 242,566.68, 334,880.94 and 162,130.44 is: 223,832.86
Step by Step Solution
- Step 1: Write the proportion equation
242,566.68 : 334,880.94 = 162,130.44 : x - Step 2: Convert to fraction form
242,566.68/334,880.94 = 162,130.44/x - Step 3: Cross multiply
242,566.68x = 334,880.94 × 162,130.44 - Step 4: Simplify right side
242,566.68x = 54,294,394,149.81 - Step 5: Solve for x
x = 54,294,394,149.81/242,566.68 - Step 6: Final answer
x = 223,832.86
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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.