Finding the Fourth Proportional to 94,937.64, 131,070.79 and 59,176.09
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Solution
The fourth proportional to 94,937.64, 131,070.79 and 59,176.09 is: 81,698.44
Step by Step Solution
- Step 1: Write the proportion equation
94,937.64 : 131,070.79 = 59,176.09 : x - Step 2: Convert to fraction form
94,937.64/131,070.79 = 59,176.09/x - Step 3: Cross multiply
94,937.64x = 131,070.79 × 59,176.09 - Step 4: Simplify right side
94,937.64x = 7,756,256,865.41 - Step 5: Solve for x
x = 7,756,256,865.41/94,937.64 - Step 6: Final answer
x = 81,698.44
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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.