Finding the Fourth Proportional to 83,760.84, 115,590.02 and 46,035.08
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Solution
The fourth proportional to 83,760.84, 115,590.02 and 46,035.08 is: 63,528.44
Step by Step Solution
- Step 1: Write the proportion equation
83,760.84 : 115,590.02 = 46,035.08 : x - Step 2: Convert to fraction form
83,760.84/115,590.02 = 46,035.08/x - Step 3: Cross multiply
83,760.84x = 115,590.02 × 46,035.08 - Step 4: Simplify right side
83,760.84x = 5,321,195,817.90 - Step 5: Solve for x
x = 5,321,195,817.90/83,760.84 - Step 6: Final answer
x = 63,528.44
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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.