Finding the Fourth Proportional to 110,064.67, 151,892.85 and 62,316.99
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Solution
The fourth proportional to 110,064.67, 151,892.85 and 62,316.99 is: 85,999.49
Step by Step Solution
- Step 1: Write the proportion equation
110,064.67 : 151,892.85 = 62,316.99 : x - Step 2: Convert to fraction form
110,064.67/151,892.85 = 62,316.99/x - Step 3: Cross multiply
110,064.67x = 151,892.85 × 62,316.99 - Step 4: Simplify right side
110,064.67x = 9,465,505,214.52 - Step 5: Solve for x
x = 9,465,505,214.52/110,064.67 - Step 6: Final answer
x = 85,999.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.