Finding the Fourth Proportional to 99,012.03, 148,516.70 and 24,132.75
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Solution
The fourth proportional to 99,012.03, 148,516.70 and 24,132.75 is: 36,198.80
Step by Step Solution
- Step 1: Write the proportion equation
99,012.03 : 148,516.70 = 24,132.75 : x - Step 2: Convert to fraction form
99,012.03/148,516.70 = 24,132.75/x - Step 3: Cross multiply
99,012.03x = 148,516.70 × 24,132.75 - Step 4: Simplify right side
99,012.03x = 3,584,116,271.26 - Step 5: Solve for x
x = 3,584,116,271.26/99,012.03 - Step 6: Final answer
x = 36,198.80
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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.