Finding the Fourth Proportional to 99,601.44, 149,246.48 and 62,587.68
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Solution
The fourth proportional to 99,601.44, 149,246.48 and 62,587.68 is: 93,783.69
Step by Step Solution
- Step 1: Write the proportion equation
99,601.44 : 149,246.48 = 62,587.68 : x - Step 2: Convert to fraction form
99,601.44/149,246.48 = 62,587.68/x - Step 3: Cross multiply
99,601.44x = 149,246.48 × 62,587.68 - Step 4: Simplify right side
99,601.44x = 9,340,990,931.37 - Step 5: Solve for x
x = 9,340,990,931.37/99,601.44 - Step 6: Final answer
x = 93,783.69
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1.5x scale
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.