Finding the Fourth Proportional to 188,962.93, 260,768.83 and 104,079.99
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Solution
The fourth proportional to 188,962.93, 260,768.83 and 104,079.99 is: 143,630.38
Step by Step Solution
- Step 1: Write the proportion equation
188,962.93 : 260,768.83 = 104,079.99 : x - Step 2: Convert to fraction form
188,962.93/260,768.83 = 104,079.99/x - Step 3: Cross multiply
188,962.93x = 260,768.83 × 104,079.99 - Step 4: Simplify right side
188,962.93x = 27,140,817,218.71 - Step 5: Solve for x
x = 27,140,817,218.71/188,962.93 - Step 6: Final answer
x = 143,630.38
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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.