Finding the Fourth Proportional to 117,730.96, 176,579.79 and 37,758.53
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Solution
The fourth proportional to 117,730.96, 176,579.79 and 37,758.53 is: 56,632.45
Step by Step Solution
- Step 1: Write the proportion equation
117,730.96 : 176,579.79 = 37,758.53 : x - Step 2: Convert to fraction form
117,730.96/176,579.79 = 37,758.53/x - Step 3: Cross multiply
117,730.96x = 176,579.79 × 37,758.53 - Step 4: Simplify right side
117,730.96x = 6,667,392,415.21 - Step 5: Solve for x
x = 6,667,392,415.21/117,730.96 - Step 6: Final answer
x = 56,632.45
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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.