Finding the Fourth Proportional to 242,966.23, 364,560.11 and 124,720.67
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Solution
The fourth proportional to 242,966.23, 364,560.11 and 124,720.67 is: 187,137.87
Step by Step Solution
- Step 1: Write the proportion equation
242,966.23 : 364,560.11 = 124,720.67 : x - Step 2: Convert to fraction form
242,966.23/364,560.11 = 124,720.67/x - Step 3: Cross multiply
242,966.23x = 364,560.11 × 124,720.67 - Step 4: Simplify right side
242,966.23x = 45,468,181,929.97 - Step 5: Solve for x
x = 45,468,181,929.97/242,966.23 - Step 6: Final answer
x = 187,137.87
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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.