Finding the Fourth Proportional to 153,299.62, 229,983.99 and 46,693.09
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Solution
The fourth proportional to 153,299.62, 229,983.99 and 46,693.09 is: 70,050.16
Step by Step Solution
- Step 1: Write the proportion equation
153,299.62 : 229,983.99 = 46,693.09 : x - Step 2: Convert to fraction form
153,299.62/229,983.99 = 46,693.09/x - Step 3: Cross multiply
153,299.62x = 229,983.99 × 46,693.09 - Step 4: Simplify right side
153,299.62x = 10,738,663,143.63 - Step 5: Solve for x
x = 10,738,663,143.63/153,299.62 - Step 6: Final answer
x = 70,050.16
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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.