Finding the Fourth Proportional to 178,062.99, 245,717.59 and 97,475.08
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Solution
The fourth proportional to 178,062.99, 245,717.59 and 97,475.08 is: 134,510.50
Step by Step Solution
- Step 1: Write the proportion equation
178,062.99 : 245,717.59 = 97,475.08 : x - Step 2: Convert to fraction form
178,062.99/245,717.59 = 97,475.08/x - Step 3: Cross multiply
178,062.99x = 245,717.59 × 97,475.08 - Step 4: Simplify right side
178,062.99x = 23,951,341,742.66 - Step 5: Solve for x
x = 23,951,341,742.66/178,062.99 - Step 6: Final answer
x = 134,510.50
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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.