Finding the Fourth Proportional to 97,823.80, 146,735.70 and 97,240.60
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Solution
The fourth proportional to 97,823.80, 146,735.70 and 97,240.60 is: 145,860.90
Step by Step Solution
- Step 1: Write the proportion equation
97,823.80 : 146,735.70 = 97,240.60 : x - Step 2: Convert to fraction form
97,823.80/146,735.70 = 97,240.60/x - Step 3: Cross multiply
97,823.80x = 146,735.70 × 97,240.60 - Step 4: Simplify right side
97,823.80x = 14,268,667,509.42 - Step 5: Solve for x
x = 14,268,667,509.42/97,823.80 - Step 6: Final answer
x = 145,860.90
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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.