Finding the Fourth Proportional to 242,562.12, 363,882.06 and 102,341.40
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Solution
The fourth proportional to 242,562.12, 363,882.06 and 102,341.40 is: 153,528.50
Step by Step Solution
- Step 1: Write the proportion equation
242,562.12 : 363,882.06 = 102,341.40 : x - Step 2: Convert to fraction form
242,562.12/363,882.06 = 102,341.40/x - Step 3: Cross multiply
242,562.12x = 363,882.06 × 102,341.40 - Step 4: Simplify right side
242,562.12x = 37,240,199,455.28 - Step 5: Solve for x
x = 37,240,199,455.28/242,562.12 - Step 6: Final answer
x = 153,528.50
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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.