Finding the Fourth Proportional to 101,477.93, 140,067.68 and 59,044.65
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Solution
The fourth proportional to 101,477.93, 140,067.68 and 59,044.65 is: 81,497.99
Step by Step Solution
- Step 1: Write the proportion equation
101,477.93 : 140,067.68 = 59,044.65 : x - Step 2: Convert to fraction form
101,477.93/140,067.68 = 59,044.65/x - Step 3: Cross multiply
101,477.93x = 140,067.68 × 59,044.65 - Step 4: Simplify right side
101,477.93x = 8,270,246,846.69 - Step 5: Solve for x
x = 8,270,246,846.69/101,477.93 - Step 6: Final answer
x = 81,497.99
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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.