Finding the Fourth Proportional to 93,195.97, 128,592.77 and 59,209.99
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Solution
The fourth proportional to 93,195.97, 128,592.77 and 59,209.99 is: 81,698.56
Step by Step Solution
- Step 1: Write the proportion equation
93,195.97 : 128,592.77 = 59,209.99 : x - Step 2: Convert to fraction form
93,195.97/128,592.77 = 59,209.99/x - Step 3: Cross multiply
93,195.97x = 128,592.77 × 59,209.99 - Step 4: Simplify right side
93,195.97x = 7,613,976,008.24 - Step 5: Solve for x
x = 7,613,976,008.24/93,195.97 - Step 6: Final answer
x = 81,698.56
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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.