Finding the Fourth Proportional to 242,173.52, 334,201.12 and 134,748.08
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Solution
The fourth proportional to 242,173.52, 334,201.12 and 134,748.08 is: 185,953.28
Step by Step Solution
- Step 1: Write the proportion equation
242,173.52 : 334,201.12 = 134,748.08 : x - Step 2: Convert to fraction form
242,173.52/334,201.12 = 134,748.08/x - Step 3: Cross multiply
242,173.52x = 334,201.12 × 134,748.08 - Step 4: Simplify right side
242,173.52x = 45,032,959,253.85 - Step 5: Solve for x
x = 45,032,959,253.85/242,173.52 - Step 6: Final answer
x = 185,953.28
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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.