Finding the Fourth Proportional to 173,985.64, 240,088.81 and 102,351.82
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Solution
The fourth proportional to 173,985.64, 240,088.81 and 102,351.82 is: 141,238.82
Step by Step Solution
- Step 1: Write the proportion equation
173,985.64 : 240,088.81 = 102,351.82 : x - Step 2: Convert to fraction form
173,985.64/240,088.81 = 102,351.82/x - Step 3: Cross multiply
173,985.64x = 240,088.81 × 102,351.82 - Step 4: Simplify right side
173,985.64x = 24,573,526,665.13 - Step 5: Solve for x
x = 24,573,526,665.13/173,985.64 - Step 6: Final answer
x = 141,238.82
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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.