Finding the Fourth Proportional to 97,724.20, 146,586.30 and 58,325.80
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Solution
The fourth proportional to 97,724.20, 146,586.30 and 58,325.80 is: 87,488.70
Step by Step Solution
- Step 1: Write the proportion equation
97,724.20 : 146,586.30 = 58,325.80 : x - Step 2: Convert to fraction form
97,724.20/146,586.30 = 58,325.80/x - Step 3: Cross multiply
97,724.20x = 146,586.30 × 58,325.80 - Step 4: Simplify right side
97,724.20x = 8,549,763,216.54 - Step 5: Solve for x
x = 8,549,763,216.54/97,724.20 - Step 6: Final answer
x = 87,488.70
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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.