Finding the Fourth Proportional to 104,563.30, 144,292.58 and 59,240.36
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Solution
The fourth proportional to 104,563.30, 144,292.58 and 59,240.36 is: 81,748.99
Step by Step Solution
- Step 1: Write the proportion equation
104,563.30 : 144,292.58 = 59,240.36 : x - Step 2: Convert to fraction form
104,563.30/144,292.58 = 59,240.36/x - Step 3: Cross multiply
104,563.30x = 144,292.58 × 59,240.36 - Step 4: Simplify right side
104,563.30x = 8,547,944,384.53 - Step 5: Solve for x
x = 8,547,944,384.53/104,563.30 - Step 6: Final answer
x = 81,748.99
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1.5x scale
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.