Finding the Fourth Proportional to 185,911.01, 256,555.99 and 101,028.07
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Solution
The fourth proportional to 185,911.01, 256,555.99 and 101,028.07 is: 139,418.08
Step by Step Solution
- Step 1: Write the proportion equation
185,911.01 : 256,555.99 = 101,028.07 : x - Step 2: Convert to fraction form
185,911.01/256,555.99 = 101,028.07/x - Step 3: Cross multiply
185,911.01x = 256,555.99 × 101,028.07 - Step 4: Simplify right side
185,911.01x = 25,919,356,516.64 - Step 5: Solve for x
x = 25,919,356,516.64/185,911.01 - Step 6: Final answer
x = 139,418.08
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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.