Finding the Fourth Proportional to 99,366.73, 148,862.33 and 58,718.99
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Solution
The fourth proportional to 99,366.73, 148,862.33 and 58,718.99 is: 87,967.53
Step by Step Solution
- Step 1: Write the proportion equation
99,366.73 : 148,862.33 = 58,718.99 : x - Step 2: Convert to fraction form
99,366.73/148,862.33 = 58,718.99/x - Step 3: Cross multiply
99,366.73x = 148,862.33 × 58,718.99 - Step 4: Simplify right side
99,366.73x = 8,741,045,666.65 - Step 5: Solve for x
x = 8,741,045,666.65/99,366.73 - Step 6: Final answer
x = 87,967.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.