Finding the Fourth Proportional to 160,488.24, 221,473.75 and 88,868.26
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Solution
The fourth proportional to 160,488.24, 221,473.75 and 88,868.26 is: 122,638.20
Step by Step Solution
- Step 1: Write the proportion equation
160,488.24 : 221,473.75 = 88,868.26 : x - Step 2: Convert to fraction form
160,488.24/221,473.75 = 88,868.26/x - Step 3: Cross multiply
160,488.24x = 221,473.75 × 88,868.26 - Step 4: Simplify right side
160,488.24x = 19,681,987,892.31 - Step 5: Solve for x
x = 19,681,987,892.31/160,488.24 - Step 6: Final answer
x = 122,638.20
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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.