Finding the Fourth Proportional to 83,525,739.38, 115,264,106.08 and 46,855,523.06
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Solution
The fourth proportional to 83,525,739.38, 115,264,106.08 and 46,855,523.06 is: 64,659,828.46
Step by Step Solution
- Step 1: Write the proportion equation
83,525,739.38 : 115,264,106.08 = 46,855,523.06 : x - Step 2: Convert to fraction form
83,525,739.38/115,264,106.08 = 46,855,523.06/x - Step 3: Cross multiply
83,525,739.38x = 115,264,106.08 × 46,855,523.06 - Step 4: Simplify right side
83,525,739.38x = 5,400,759,979,728,267 - Step 5: Solve for x
x = 5,400,759,979,728,267/83,525,739.38 - Step 6: Final answer
x = 64,659,828.46
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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.