Finding the Fourth Proportional to 117,281.43, 175,790.12 and 58,159.53
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Solution
The fourth proportional to 117,281.43, 175,790.12 and 58,159.53 is: 87,173.82
Step by Step Solution
- Step 1: Write the proportion equation
117,281.43 : 175,790.12 = 58,159.53 : x - Step 2: Convert to fraction form
117,281.43/175,790.12 = 58,159.53/x - Step 3: Cross multiply
117,281.43x = 175,790.12 × 58,159.53 - Step 4: Simplify right side
117,281.43x = 10,223,870,467.05 - Step 5: Solve for x
x = 10,223,870,467.05/117,281.43 - Step 6: Final answer
x = 87,173.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.