Finding the Fourth Proportional to 83,762.84, 115,592.78 and 46,037.08
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Solution
The fourth proportional to 83,762.84, 115,592.78 and 46,037.08 is: 63,531.20
Step by Step Solution
- Step 1: Write the proportion equation
83,762.84 : 115,592.78 = 46,037.08 : x - Step 2: Convert to fraction form
83,762.84/115,592.78 = 46,037.08/x - Step 3: Cross multiply
83,762.84x = 115,592.78 × 46,037.08 - Step 4: Simplify right side
83,762.84x = 5,321,554,060.28 - Step 5: Solve for x
x = 5,321,554,060.28/83,762.84 - Step 6: Final answer
x = 63,531.20
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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.