Finding the Fourth Proportional to 174,894.24, 260,977.28 and 156,044.70
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Solution
The fourth proportional to 174,894.24, 260,977.28 and 156,044.70 is: 232,849.99
Step by Step Solution
- Step 1: Write the proportion equation
174,894.24 : 260,977.28 = 156,044.70 : x - Step 2: Convert to fraction form
174,894.24/260,977.28 = 156,044.70/x - Step 3: Cross multiply
174,894.24x = 260,977.28 × 156,044.70 - Step 4: Simplify right side
174,894.24x = 40,724,121,364.42 - Step 5: Solve for x
x = 40,724,121,364.42/174,894.24 - Step 6: Final answer
x = 232,849.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.