Finding the Fourth Proportional to 69,057.30, 103,668.93 and 46,803.17
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Solution
The fourth proportional to 69,057.30, 103,668.93 and 46,803.17 is: 70,260.99
Step by Step Solution
- Step 1: Write the proportion equation
69,057.30 : 103,668.93 = 46,803.17 : x - Step 2: Convert to fraction form
69,057.30/103,668.93 = 46,803.17/x - Step 3: Cross multiply
69,057.30x = 103,668.93 × 46,803.17 - Step 4: Simplify right side
69,057.30x = 4,852,034,554.51 - Step 5: Solve for x
x = 4,852,034,554.51/69,057.30 - Step 6: Final answer
x = 70,260.99
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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.