Finding the Fourth Proportional to 168,532.13, 232,589.12 and 93,095.21
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Solution
The fourth proportional to 168,532.13, 232,589.12 and 93,095.21 is: 128,479.55
Step by Step Solution
- Step 1: Write the proportion equation
168,532.13 : 232,589.12 = 93,095.21 : x - Step 2: Convert to fraction form
168,532.13/232,589.12 = 93,095.21/x - Step 3: Cross multiply
168,532.13x = 232,589.12 × 93,095.21 - Step 4: Simplify right side
168,532.13x = 21,652,931,341.69 - Step 5: Solve for x
x = 21,652,931,341.69/168,532.13 - Step 6: Final answer
x = 128,479.55
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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.