Finding the Fourth Proportional to 160,167.99, 221,036.44 and 88,552.63
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Solution
The fourth proportional to 160,167.99, 221,036.44 and 88,552.63 is: 122,205.17
Step by Step Solution
- Step 1: Write the proportion equation
160,167.99 : 221,036.44 = 88,552.63 : x - Step 2: Convert to fraction form
160,167.99/221,036.44 = 88,552.63/x - Step 3: Cross multiply
160,167.99x = 221,036.44 × 88,552.63 - Step 4: Simplify right side
160,167.99x = 19,573,356,539.89 - Step 5: Solve for x
x = 19,573,356,539.89/160,167.99 - Step 6: Final answer
x = 122,205.17
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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.