Finding the Fourth Proportional to 316,492.02, 474,639.62 and 106,080.75
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Solution
The fourth proportional to 316,492.02, 474,639.62 and 106,080.75 is: 159,088.14
Step by Step Solution
- Step 1: Write the proportion equation
316,492.02 : 474,639.62 = 106,080.75 : x - Step 2: Convert to fraction form
316,492.02/474,639.62 = 106,080.75/x - Step 3: Cross multiply
316,492.02x = 474,639.62 × 106,080.75 - Step 4: Simplify right side
316,492.02x = 50,350,126,338.91 - Step 5: Solve for x
x = 50,350,126,338.91/316,492.02 - Step 6: Final answer
x = 159,088.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.