Finding the Fourth Proportional to 178,160.58, 245,861.63 and 97,590.99
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Solution
The fourth proportional to 178,160.58, 245,861.63 and 97,590.99 is: 134,675.59
Step by Step Solution
- Step 1: Write the proportion equation
178,160.58 : 245,861.63 = 97,590.99 : x - Step 2: Convert to fraction form
178,160.58/245,861.63 = 97,590.99/x - Step 3: Cross multiply
178,160.58x = 245,861.63 × 97,590.99 - Step 4: Simplify right side
178,160.58x = 23,993,880,674.71 - Step 5: Solve for x
x = 23,993,880,674.71/178,160.58 - Step 6: Final answer
x = 134,675.59
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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.