Finding the Fourth Proportional to 117,487.84, 176,250.12 and 38,584.08
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Solution
The fourth proportional to 117,487.84, 176,250.12 and 38,584.08 is: 57,882.15
Step by Step Solution
- Step 1: Write the proportion equation
117,487.84 : 176,250.12 = 38,584.08 : x - Step 2: Convert to fraction form
117,487.84/176,250.12 = 38,584.08/x - Step 3: Cross multiply
117,487.84x = 176,250.12 × 38,584.08 - Step 4: Simplify right side
117,487.84x = 6,800,448,730.09 - Step 5: Solve for x
x = 6,800,448,730.09/117,487.84 - Step 6: Final answer
x = 57,882.15
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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.