Finding the Fourth Proportional to 93,520.56, 129,059.06 and 51,079.09
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Solution
The fourth proportional to 93,520.56, 129,059.06 and 51,079.09 is: 70,489.52
Step by Step Solution
- Step 1: Write the proportion equation
93,520.56 : 129,059.06 = 51,079.09 : x - Step 2: Convert to fraction form
93,520.56/129,059.06 = 51,079.09/x - Step 3: Cross multiply
93,520.56x = 129,059.06 × 51,079.09 - Step 4: Simplify right side
93,520.56x = 6,592,219,341.06 - Step 5: Solve for x
x = 6,592,219,341.06/93,520.56 - Step 6: Final answer
x = 70,489.52
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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.