Finding the Fourth Proportional to 115,999.99, 174,025.87 and 37,118.95
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Solution
The fourth proportional to 115,999.99, 174,025.87 and 37,118.95 is: 55,686.70
Step by Step Solution
- Step 1: Write the proportion equation
115,999.99 : 174,025.87 = 37,118.95 : x - Step 2: Convert to fraction form
115,999.99/174,025.87 = 37,118.95/x - Step 3: Cross multiply
115,999.99x = 174,025.87 × 37,118.95 - Step 4: Simplify right side
115,999.99x = 6,459,656,697.11 - Step 5: Solve for x
x = 6,459,656,697.11/115,999.99 - Step 6: Final answer
x = 55,686.70
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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.