Finding the Fourth Proportional to 242,591.70, 363,887.55 and 124,493.70
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Solution
The fourth proportional to 242,591.70, 363,887.55 and 124,493.70 is: 186,740.55
Step by Step Solution
- Step 1: Write the proportion equation
242,591.70 : 363,887.55 = 124,493.70 : x - Step 2: Convert to fraction form
242,591.70/363,887.55 = 124,493.70/x - Step 3: Cross multiply
242,591.70x = 363,887.55 × 124,493.70 - Step 4: Simplify right side
242,591.70x = 45,301,707,483.44 - Step 5: Solve for x
x = 45,301,707,483.44/242,591.70 - Step 6: Final answer
x = 186,740.55
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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.