Finding the Fourth Proportional to 75,060.11, 103,463.84 and 59,119.31
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Solution
The fourth proportional to 75,060.11, 103,463.84 and 59,119.31 is: 81,490.83
Step by Step Solution
- Step 1: Write the proportion equation
75,060.11 : 103,463.84 = 59,119.31 : x - Step 2: Convert to fraction form
75,060.11/103,463.84 = 59,119.31/x - Step 3: Cross multiply
75,060.11x = 103,463.84 × 59,119.31 - Step 4: Simplify right side
75,060.11x = 6,116,710,461.23 - Step 5: Solve for x
x = 6,116,710,461.23/75,060.11 - Step 6: Final answer
x = 81,490.83
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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.