Finding the Fourth Proportional to 242,150.99, 334,332.97 and 151,543.58
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Solution
The fourth proportional to 242,150.99, 334,332.97 and 151,543.58 is: 209,233.15
Step by Step Solution
- Step 1: Write the proportion equation
242,150.99 : 334,332.97 = 151,543.58 : x - Step 2: Convert to fraction form
242,150.99/334,332.97 = 151,543.58/x - Step 3: Cross multiply
242,150.99x = 334,332.97 × 151,543.58 - Step 4: Simplify right side
242,150.99x = 50,666,013,135.31 - Step 5: Solve for x
x = 50,666,013,135.31/242,150.99 - Step 6: Final answer
x = 209,233.15
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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.