Finding the Fourth Proportional to 186,338.04, 257,151.12 and 101,459.76
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Solution
The fourth proportional to 186,338.04, 257,151.12 and 101,459.76 is: 140,016.99
Step by Step Solution
- Step 1: Write the proportion equation
186,338.04 : 257,151.12 = 101,459.76 : x - Step 2: Convert to fraction form
186,338.04/257,151.12 = 101,459.76/x - Step 3: Cross multiply
186,338.04x = 257,151.12 × 101,459.76 - Step 4: Simplify right side
186,338.04x = 26,090,490,918.93 - Step 5: Solve for x
x = 26,090,490,918.93/186,338.04 - Step 6: Final answer
x = 140,016.99
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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.