Finding the Fourth Proportional to 177,228.84, 244,566.08 and 100,737.30
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Solution
The fourth proportional to 177,228.84, 244,566.08 and 100,737.30 is: 139,011.95
Step by Step Solution
- Step 1: Write the proportion equation
177,228.84 : 244,566.08 = 100,737.30 : x - Step 2: Convert to fraction form
177,228.84/244,566.08 = 100,737.30/x - Step 3: Cross multiply
177,228.84x = 244,566.08 × 100,737.30 - Step 4: Simplify right side
177,228.84x = 24,636,926,067.10 - Step 5: Solve for x
x = 24,636,926,067.10/177,228.84 - Step 6: Final answer
x = 139,011.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.