Finding the Fourth Proportional to 168,235.58, 251,849.18 and 162,253.94
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Solution
The fourth proportional to 168,235.58, 251,849.18 and 162,253.94 is: 242,894.65
Step by Step Solution
- Step 1: Write the proportion equation
168,235.58 : 251,849.18 = 162,253.94 : x - Step 2: Convert to fraction form
168,235.58/251,849.18 = 162,253.94/x - Step 3: Cross multiply
168,235.58x = 251,849.18 × 162,253.94 - Step 4: Simplify right side
168,235.58x = 40,863,521,740.77 - Step 5: Solve for x
x = 40,863,521,740.77/168,235.58 - Step 6: Final answer
x = 242,894.65
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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.